Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

pragma solidity 0.7.6;
pragma abicoder v2;

import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/v3.3.0/contracts/token/ERC721/ERC721.sol";
import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/v3.3.0/contracts/access/Ownable.sol";

contract Token is ERC721, Ownable {
    constructor (string memory _name, string memory _symbol) ERC721(_name, _symbol) {}
    
    mapping(uint256 => string) public bits;
    
    function initialDistribute(
        uint256[] memory _ids,
        address[] memory _recepients, 
        string[] memory _tokenURIs, 
        string[] memory _bits
    ) external onlyOwner() {
        require(_ids.length == _recepients.length && _ids.length == 
            _tokenURIs.length && _ids.length == _bits.length, 
            'Number of ids and recepiends dont match');
        
        for (uint256 i = 0; i < _recepients.length; i++) {
            _mint(_recepients[i], _ids[i]);
            bits[i] = _bits[i];
            _setTokenURI(_ids[i], _tokenURIs[i]);
        }
    }
    
    function mintAndSetTokenURI(uint256 _id, address _to, string memory _uri) external onlyOwner() {
        _mint(_to, _id);
        _setTokenURI(_id, _uri);
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "../GSN/Context.sol";
/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor () internal {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(_owner == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "../../GSN/Context.sol";
import "./IERC721.sol";
import "./IERC721Metadata.sol";
import "./IERC721Enumerable.sol";
import "./IERC721Receiver.sol";
import "../../introspection/ERC165.sol";
import "../../math/SafeMath.sol";
import "../../utils/Address.sol";
import "../../utils/EnumerableSet.sol";
import "../../utils/EnumerableMap.sol";
import "../../utils/Strings.sol";

/**
 * @title ERC721 Non-Fungible Token Standard basic implementation
 * @dev see https://eips.ethereum.org/EIPS/eip-721
 */
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Enumerable {
    using SafeMath for uint256;
    using Address for address;
    using EnumerableSet for EnumerableSet.UintSet;
    using EnumerableMap for EnumerableMap.UintToAddressMap;
    using Strings for uint256;

    // Equals to `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`
    // which can be also obtained as `IERC721Receiver(0).onERC721Received.selector`
    bytes4 private constant _ERC721_RECEIVED = 0x150b7a02;

    // Mapping from holder address to their (enumerable) set of owned tokens
    mapping (address => EnumerableSet.UintSet) private _holderTokens;

    // Enumerable mapping from token ids to their owners
    EnumerableMap.UintToAddressMap private _tokenOwners;

    // Mapping from token ID to approved address
    mapping (uint256 => address) private _tokenApprovals;

    // Mapping from owner to operator approvals
    mapping (address => mapping (address => bool)) private _operatorApprovals;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Optional mapping for token URIs
    mapping (uint256 => string) private _tokenURIs;

    // Base URI
    string private _baseURI;

    /*
     *     bytes4(keccak256('balanceOf(address)')) == 0x70a08231
     *     bytes4(keccak256('ownerOf(uint256)')) == 0x6352211e
     *     bytes4(keccak256('approve(address,uint256)')) == 0x095ea7b3
     *     bytes4(keccak256('getApproved(uint256)')) == 0x081812fc
     *     bytes4(keccak256('setApprovalForAll(address,bool)')) == 0xa22cb465
     *     bytes4(keccak256('isApprovedForAll(address,address)')) == 0xe985e9c5
     *     bytes4(keccak256('transferFrom(address,address,uint256)')) == 0x23b872dd
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256)')) == 0x42842e0e
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256,bytes)')) == 0xb88d4fde
     *
     *     => 0x70a08231 ^ 0x6352211e ^ 0x095ea7b3 ^ 0x081812fc ^
     *        0xa22cb465 ^ 0xe985e9c5 ^ 0x23b872dd ^ 0x42842e0e ^ 0xb88d4fde == 0x80ac58cd
     */
    bytes4 private constant _INTERFACE_ID_ERC721 = 0x80ac58cd;

    /*
     *     bytes4(keccak256('name()')) == 0x06fdde03
     *     bytes4(keccak256('symbol()')) == 0x95d89b41
     *     bytes4(keccak256('tokenURI(uint256)')) == 0xc87b56dd
     *
     *     => 0x06fdde03 ^ 0x95d89b41 ^ 0xc87b56dd == 0x5b5e139f
     */
    bytes4 private constant _INTERFACE_ID_ERC721_METADATA = 0x5b5e139f;

    /*
     *     bytes4(keccak256('totalSupply()')) == 0x18160ddd
     *     bytes4(keccak256('tokenOfOwnerByIndex(address,uint256)')) == 0x2f745c59
     *     bytes4(keccak256('tokenByIndex(uint256)')) == 0x4f6ccce7
     *
     *     => 0x18160ddd ^ 0x2f745c59 ^ 0x4f6ccce7 == 0x780e9d63
     */
    bytes4 private constant _INTERFACE_ID_ERC721_ENUMERABLE = 0x780e9d63;

    /**
     * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
     */
    constructor (string memory name_, string memory symbol_) public {
        _name = name_;
        _symbol = symbol_;

        // register the supported interfaces to conform to ERC721 via ERC165
        _registerInterface(_INTERFACE_ID_ERC721);
        _registerInterface(_INTERFACE_ID_ERC721_METADATA);
        _registerInterface(_INTERFACE_ID_ERC721_ENUMERABLE);
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view override returns (uint256) {
        require(owner != address(0), "ERC721: balance query for the zero address");

        return _holderTokens[owner].length();
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view override returns (address) {
        return _tokenOwners.get(tokenId, "ERC721: owner query for nonexistent token");
    }

    /**
     * @dev See {IERC721Metadata-name}.
     */
    function name() public view override returns (string memory) {
        return _name;
    }

    /**
     * @dev See {IERC721Metadata-symbol}.
     */
    function symbol() public view override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view override returns (string memory) {
        require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");

        string memory _tokenURI = _tokenURIs[tokenId];

        // If there is no base URI, return the token URI.
        if (bytes(_baseURI).length == 0) {
            return _tokenURI;
        }
        // If both are set, concatenate the baseURI and tokenURI (via abi.encodePacked).
        if (bytes(_tokenURI).length > 0) {
            return string(abi.encodePacked(_baseURI, _tokenURI));
        }
        // If there is a baseURI but no tokenURI, concatenate the tokenID to the baseURI.
        return string(abi.encodePacked(_baseURI, tokenId.toString()));
    }

    /**
    * @dev Returns the base URI set via {_setBaseURI}. This will be
    * automatically added as a prefix in {tokenURI} to each token's URI, or
    * to the token ID if no specific URI is set for that token ID.
    */
    function baseURI() public view returns (string memory) {
        return _baseURI;
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) public view override returns (uint256) {
        return _holderTokens[owner].at(index);
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view override returns (uint256) {
        // _tokenOwners are indexed by tokenIds, so .length() returns the number of tokenIds
        return _tokenOwners.length();
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     */
    function tokenByIndex(uint256 index) public view override returns (uint256) {
        (uint256 tokenId, ) = _tokenOwners.at(index);
        return tokenId;
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(_msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view override returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        require(operator != _msgSender(), "ERC721: approve to caller");

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_msgSender(), operator, approved);
    }

    /**
     * @dev See {IERC721-isApprovedForAll}.
     */
    function isApprovedForAll(address owner, address operator) public view override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(address from, address to, uint256 tokenId) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");

        _transfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId) public virtual override {
        safeTransferFrom(from, to, tokenId, "");
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory _data) public virtual override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
        _safeTransfer(from, to, tokenId, _data);
    }

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * `_data` is additional data, it has no specified format and it is sent in call to `to`.
     *
     * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
     * implement alternative mechanisms to perform token transfer, such as signature-based.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeTransfer(address from, address to, uint256 tokenId, bytes memory _data) internal virtual {
        _transfer(from, to, tokenId);
        require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view returns (bool) {
        return _tokenOwners.contains(tokenId);
    }

    /**
     * @dev Returns whether `spender` is allowed to manage `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _isApprovedOrOwner(address spender, uint256 tokenId) internal view returns (bool) {
        require(_exists(tokenId), "ERC721: operator query for nonexistent token");
        address owner = ownerOf(tokenId);
        return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender));
    }

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     d*
     * - `tokenId` must not exist.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(address to, uint256 tokenId) internal virtual {
        _safeMint(to, tokenId, "");
    }

    /**
     * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is
     * forwarded in {IERC721Receiver-onERC721Received} to contract recipients.
     */
    function _safeMint(address to, uint256 tokenId, bytes memory _data) internal virtual {
        _mint(to, tokenId);
        require(_checkOnERC721Received(address(0), to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
    }

    /**
     * @dev Mints `tokenId` and transfers it to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - `to` cannot be the zero address.
     *
     * Emits a {Transfer} event.
     */
    function _mint(address to, uint256 tokenId) internal virtual {
        require(to != address(0), "ERC721: mint to the zero address");
        require(!_exists(tokenId), "ERC721: token already minted");

        _beforeTokenTransfer(address(0), to, tokenId);

        _holderTokens[to].add(tokenId);

        _tokenOwners.set(tokenId, to);

        emit Transfer(address(0), to, tokenId);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ownerOf(tokenId);

        _beforeTokenTransfer(owner, address(0), tokenId);

        // Clear approvals
        _approve(address(0), tokenId);

        // Clear metadata (if any)
        if (bytes(_tokenURIs[tokenId]).length != 0) {
            delete _tokenURIs[tokenId];
        }

        _holderTokens[owner].remove(tokenId);

        _tokenOwners.remove(tokenId);

        emit Transfer(owner, address(0), tokenId);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(address from, address to, uint256 tokenId) internal virtual {
        require(ownerOf(tokenId) == from, "ERC721: transfer of token that is not own");
        require(to != address(0), "ERC721: transfer to the zero address");

        _beforeTokenTransfer(from, to, tokenId);

        // Clear approvals from the previous owner
        _approve(address(0), tokenId);

        _holderTokens[from].remove(tokenId);
        _holderTokens[to].add(tokenId);

        _tokenOwners.set(tokenId, to);

        emit Transfer(from, to, tokenId);
    }

    /**
     * @dev Sets `_tokenURI` as the tokenURI of `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _setTokenURI(uint256 tokenId, string memory _tokenURI) internal virtual {
        require(_exists(tokenId), "ERC721Metadata: URI set of nonexistent token");
        _tokenURIs[tokenId] = _tokenURI;
    }

    /**
     * @dev Internal function to set the base URI for all token IDs. It is
     * automatically added as a prefix to the value returned in {tokenURI},
     * or to the token ID if {tokenURI} is empty.
     */
    function _setBaseURI(string memory baseURI_) internal virtual {
        _baseURI = baseURI_;
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkOnERC721Received(address from, address to, uint256 tokenId, bytes memory _data)
        private returns (bool)
    {
        if (!to.isContract()) {
            return true;
        }
        bytes memory returndata = to.functionCall(abi.encodeWithSelector(
            IERC721Receiver(to).onERC721Received.selector,
            _msgSender(),
            from,
            tokenId,
            _data
        ), "ERC721: transfer to non ERC721Receiver implementer");
        bytes4 retval = abi.decode(returndata, (bytes4));
        return (retval == _ERC721_RECEIVED);
    }

    function _approve(address to, uint256 tokenId) private {
        _tokenApprovals[tokenId] = to;
        emit Approval(ownerOf(tokenId), to, tokenId);
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(address from, address to, uint256 tokenId) internal virtual { }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev String operations.
 */
library Strings {
    /**
     * @dev Converts a `uint256` to its ASCII `string` representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        uint256 index = digits - 1;
        temp = value;
        while (temp != 0) {
            buffer[index--] = byte(uint8(48 + temp % 10));
            temp /= 10;
        }
        return string(buffer);
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Library for managing an enumerable variant of Solidity's
 * https://solidity.readthedocs.io/en/latest/types.html#mapping-types[`mapping`]
 * type.
 *
 * Maps have the following properties:
 *
 * - Entries are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Entries are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableMap for EnumerableMap.UintToAddressMap;
 *
 *     // Declare a set state variable
 *     EnumerableMap.UintToAddressMap private myMap;
 * }
 * ```
 *
 * As of v3.0.0, only maps of type `uint256 -> address` (`UintToAddressMap`) are
 * supported.
 */
library EnumerableMap {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Map type with
    // bytes32 keys and values.
    // The Map implementation uses private functions, and user-facing
    // implementations (such as Uint256ToAddressMap) are just wrappers around
    // the underlying Map.
    // This means that we can only create new EnumerableMaps for types that fit
    // in bytes32.

    struct MapEntry {
        bytes32 _key;
        bytes32 _value;
    }

    struct Map {
        // Storage of map keys and values
        MapEntry[] _entries;

        // Position of the entry defined by a key in the `entries` array, plus 1
        // because index 0 means a key is not in the map.
        mapping (bytes32 => uint256) _indexes;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function _set(Map storage map, bytes32 key, bytes32 value) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex == 0) { // Equivalent to !contains(map, key)
            map._entries.push(MapEntry({ _key: key, _value: value }));
            // The entry is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            map._indexes[key] = map._entries.length;
            return true;
        } else {
            map._entries[keyIndex - 1]._value = value;
            return false;
        }
    }

    /**
     * @dev Removes a key-value pair from a map. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function _remove(Map storage map, bytes32 key) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex != 0) { // Equivalent to contains(map, key)
            // To delete a key-value pair from the _entries array in O(1), we swap the entry to delete with the last one
            // in the array, and then remove the last entry (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = keyIndex - 1;
            uint256 lastIndex = map._entries.length - 1;

            // When the entry to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            MapEntry storage lastEntry = map._entries[lastIndex];

            // Move the last entry to the index where the entry to delete is
            map._entries[toDeleteIndex] = lastEntry;
            // Update the index for the moved entry
            map._indexes[lastEntry._key] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved entry was stored
            map._entries.pop();

            // Delete the index for the deleted slot
            delete map._indexes[key];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function _contains(Map storage map, bytes32 key) private view returns (bool) {
        return map._indexes[key] != 0;
    }

    /**
     * @dev Returns the number of key-value pairs in the map. O(1).
     */
    function _length(Map storage map) private view returns (uint256) {
        return map._entries.length;
    }

   /**
    * @dev Returns the key-value pair stored at position `index` in the map. O(1).
    *
    * Note that there are no guarantees on the ordering of entries inside the
    * array, and it may change when more entries are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function _at(Map storage map, uint256 index) private view returns (bytes32, bytes32) {
        require(map._entries.length > index, "EnumerableMap: index out of bounds");

        MapEntry storage entry = map._entries[index];
        return (entry._key, entry._value);
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function _get(Map storage map, bytes32 key) private view returns (bytes32) {
        return _get(map, key, "EnumerableMap: nonexistent key");
    }

    /**
     * @dev Same as {_get}, with a custom error message when `key` is not in the map.
     */
    function _get(Map storage map, bytes32 key, string memory errorMessage) private view returns (bytes32) {
        uint256 keyIndex = map._indexes[key];
        require(keyIndex != 0, errorMessage); // Equivalent to contains(map, key)
        return map._entries[keyIndex - 1]._value; // All indexes are 1-based
    }

    // UintToAddressMap

    struct UintToAddressMap {
        Map _inner;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function set(UintToAddressMap storage map, uint256 key, address value) internal returns (bool) {
        return _set(map._inner, bytes32(key), bytes32(uint256(value)));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function remove(UintToAddressMap storage map, uint256 key) internal returns (bool) {
        return _remove(map._inner, bytes32(key));
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function contains(UintToAddressMap storage map, uint256 key) internal view returns (bool) {
        return _contains(map._inner, bytes32(key));
    }

    /**
     * @dev Returns the number of elements in the map. O(1).
     */
    function length(UintToAddressMap storage map) internal view returns (uint256) {
        return _length(map._inner);
    }

   /**
    * @dev Returns the element stored at position `index` in the set. O(1).
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(UintToAddressMap storage map, uint256 index) internal view returns (uint256, address) {
        (bytes32 key, bytes32 value) = _at(map._inner, index);
        return (uint256(key), address(uint256(value)));
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function get(UintToAddressMap storage map, uint256 key) internal view returns (address) {
        return address(uint256(_get(map._inner, bytes32(key))));
    }

    /**
     * @dev Same as {get}, with a custom error message when `key` is not in the map.
     */
    function get(UintToAddressMap storage map, uint256 key, string memory errorMessage) internal view returns (address) {
        return address(uint256(_get(map._inner, bytes32(key), errorMessage)));
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Library for managing
 * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive
 * types.
 *
 * Sets have the following properties:
 *
 * - Elements are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Elements are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableSet for EnumerableSet.AddressSet;
 *
 *     // Declare a set state variable
 *     EnumerableSet.AddressSet private mySet;
 * }
 * ```
 *
 * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`)
 * and `uint256` (`UintSet`) are supported.
 */
library EnumerableSet {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Set type with
    // bytes32 values.
    // The Set implementation uses private functions, and user-facing
    // implementations (such as AddressSet) are just wrappers around the
    // underlying Set.
    // This means that we can only create new EnumerableSets for types that fit
    // in bytes32.

    struct Set {
        // Storage of set values
        bytes32[] _values;

        // Position of the value in the `values` array, plus 1 because index 0
        // means a value is not in the set.
        mapping (bytes32 => uint256) _indexes;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function _add(Set storage set, bytes32 value) private returns (bool) {
        if (!_contains(set, value)) {
            set._values.push(value);
            // The value is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            set._indexes[value] = set._values.length;
            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function _remove(Set storage set, bytes32 value) private returns (bool) {
        // We read and store the value's index to prevent multiple reads from the same storage slot
        uint256 valueIndex = set._indexes[value];

        if (valueIndex != 0) { // Equivalent to contains(set, value)
            // To delete an element from the _values array in O(1), we swap the element to delete with the last one in
            // the array, and then remove the last element (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = valueIndex - 1;
            uint256 lastIndex = set._values.length - 1;

            // When the value to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            bytes32 lastvalue = set._values[lastIndex];

            // Move the last value to the index where the value to delete is
            set._values[toDeleteIndex] = lastvalue;
            // Update the index for the moved value
            set._indexes[lastvalue] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved value was stored
            set._values.pop();

            // Delete the index for the deleted slot
            delete set._indexes[value];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function _contains(Set storage set, bytes32 value) private view returns (bool) {
        return set._indexes[value] != 0;
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function _length(Set storage set) private view returns (uint256) {
        return set._values.length;
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function _at(Set storage set, uint256 index) private view returns (bytes32) {
        require(set._values.length > index, "EnumerableSet: index out of bounds");
        return set._values[index];
    }

    // Bytes32Set

    struct Bytes32Set {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _add(set._inner, value);
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _remove(set._inner, value);
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) {
        return _contains(set._inner, value);
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(Bytes32Set storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {
        return _at(set._inner, index);
    }

    // AddressSet

    struct AddressSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(AddressSet storage set, address value) internal returns (bool) {
        return _add(set._inner, bytes32(uint256(value)));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(AddressSet storage set, address value) internal returns (bool) {
        return _remove(set._inner, bytes32(uint256(value)));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(AddressSet storage set, address value) internal view returns (bool) {
        return _contains(set._inner, bytes32(uint256(value)));
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(AddressSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(AddressSet storage set, uint256 index) internal view returns (address) {
        return address(uint256(_at(set._inner, index)));
    }


    // UintSet

    struct UintSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(UintSet storage set, uint256 value) internal returns (bool) {
        return _add(set._inner, bytes32(value));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(UintSet storage set, uint256 value) internal returns (bool) {
        return _remove(set._inner, bytes32(value));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(UintSet storage set, uint256 value) internal view returns (bool) {
        return _contains(set._inner, bytes32(value));
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function length(UintSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(UintSet storage set, uint256 index) internal view returns (uint256) {
        return uint256(_at(set._inner, index));
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: value }(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;

        return c;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        if (a == 0) {
            return 0;
        }

        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");

        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return mod(a, b, "SafeMath: modulo by zero");
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts with custom message when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts may inherit from this and call {_registerInterface} to declare
 * their support of an interface.
 */
abstract contract ERC165 is IERC165 {
    /*
     * bytes4(keccak256('supportsInterface(bytes4)')) == 0x01ffc9a7
     */
    bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7;

    /**
     * @dev Mapping of interface ids to whether or not it's supported.
     */
    mapping(bytes4 => bool) private _supportedInterfaces;

    constructor () internal {
        // Derived contracts need only register support for their own interfaces,
        // we register support for ERC165 itself here
        _registerInterface(_INTERFACE_ID_ERC165);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     *
     * Time complexity O(1), guaranteed to always use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) public view override returns (bool) {
        return _supportedInterfaces[interfaceId];
    }

    /**
     * @dev Registers the contract as an implementer of the interface defined by
     * `interfaceId`. Support of the actual ERC165 interface is automatic and
     * registering its interface id is not required.
     *
     * See {IERC165-supportsInterface}.
     *
     * Requirements:
     *
     * - `interfaceId` cannot be the ERC165 invalid interface (`0xffffffff`).
     */
    function _registerInterface(bytes4 interfaceId) internal virtual {
        require(interfaceId != 0xffffffff, "ERC165: invalid interface id");
        _supportedInterfaces[interfaceId] = true;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @title ERC721 token receiver interface
 * @dev Interface for any contract that wants to support safeTransfers
 * from ERC721 asset contracts.
 */
interface IERC721Receiver {
    /**
     * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
     * by `operator` from `from`, this function is called.
     *
     * It must return its Solidity selector to confirm the token transfer.
     * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.
     *
     * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`.
     */
    function onERC721Received(address operator, address from, uint256 tokenId, bytes calldata data) external returns (bytes4);
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

import "./IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {

    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

import "./IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Metadata is IERC721 {

    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

import "../../introspection/IERC165.sol";

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
     */
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in ``owner``'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 tokenId) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    /**
      * @dev Safely transfers `tokenId` token from `from` to `to`.
      *
      * Requirements:
      *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
      * - `tokenId` token must exist and be owned by `from`.
      * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
      * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
      *
      * Emits a {Transfer} event.
      */
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/*
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with GSN meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

{
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"bits","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"_ids","type":"uint256[]"},{"internalType":"address[]","name":"_recepients","type":"address[]"},{"internalType":"string[]","name":"_tokenURIs","type":"string[]"},{"internalType":"string[]","name":"_bits","type":"string[]"}],"name":"initialDistribute","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"},{"internalType":"address","name":"_to","type":"address"},{"internalType":"string","name":"_uri","type":"string"}],"name":"mintAndSetTokenURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

0000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000104669727374204e4654204167656e6379000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003464e410000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _name (string): First NFT Agency
Arg [1] : _symbol (string): FNA

-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000010
Arg [3] : 4669727374204e4654204167656e637900000000000000000000000000000000
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000003
Arg [5] : 464e410000000000000000000000000000000000000000000000000000000000