// File: contracts/manifold/ERC721Creator.sol




// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/// @author: manifold.xyz

import "@openzeppelin/contracts/proxy/Proxy.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/utils/StorageSlot.sol";

contract ERC721Creator is Proxy {
    
    constructor(string memory name, string memory symbol) {
        assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1));
        StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = 0x2d3fC875de7Fe7Da43AD0afa0E7023c9B91D06b1;
        Address.functionDelegateCall(
            0x2d3fC875de7Fe7Da43AD0afa0E7023c9B91D06b1,
            abi.encodeWithSignature("initialize(string,string)", name, symbol)
        );
    }
        
    /**
     * @dev Storage slot with the address of the current implementation.
     * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is
     * validated in the constructor.
     */
    bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    /**
     * @dev Returns the current implementation address.
     */
     function implementation() public view returns (address) {
        return _implementation();
    }

    function _implementation() internal override view returns (address) {
        return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
    }    

}

// File: contracts/neurohackingartnft.sol




// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/// @title: neurohackingartnft
/// @author: manifold.xyz

import "./manifold/ERC721Creator.sol";

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                      .__                   __   .__                             __          _____  __                                                            //
//      ____   ____  __ _________  ____ |  |__ _____    ____ |  | _|__| ____    _________ ________/  |_  _____/ ____\/  |_                                                          //
//     /    \_/ __ \|  |  \_  __ \/  _ \|  |  \\__  \ _/ ___\|  |/ /  |/    \  / ___\__  \\_  __ \   __\/    \   __\\   __\                                                         //
//    |   |  \  ___/|  |  /|  | \(  <_> )   Y  \/ __ \\  \___|    <|  |   |  \/ /_/  > __ \|  | \/|  | |   |  \  |   |  |                                                           //
//    |___|  /\___  >____/ |__|   \____/|___|  (____  /\___  >__|_ \__|___|  /\___  (____  /__|   |__| |___|  /__|   |__|                                                           //
//         \/     \/                         \/     \/     \/     \/       \//_____/     \/                 \/                                                                      //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//    ________ _____________________ _______  .___ _______    ________  _________  ________    _______  _________ .______________ _______  _________ ___________                    //
//    \_____  \\______   \_   _____/ \      \ |   |\      \  /  _____/  \_   ___ \ \_____  \   \      \ \_   ___ \|   \_   _____/ \      \ \_   ___ \\_   _____/                    //
//     /   |   \|     ___/|    __)_  /   |   \|   |/   |   \/   \  ___  /    \  \/  /   |   \  /   |   \/    \  \/|   ||    __)_  /   |   \/    \  \/ |    __)_                     //
//    /    |    \    |    |        \/    |    \   /    |    \    \_\  \ \     \____/    |    \/    |    \     \___|   ||        \/    |    \     \____|        \                    //
//    \_______  /____|   /_______  /\____|__  /___\____|__  /\______  /  \______  /\_______  /\____|__  /\______  /___/_______  /\____|__  /\______  /_______  /                    //
//            \/                 \/         \/            \/        \/          \/         \/         \/        \/            \/         \/        \/        \/                     //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//     __      __._________________ ___      _____ _____________________                                                                                                            //
//    /  \    /  \   \__    ___/   |   \    /  _  \\______   \__    ___/                                                                                                            //
//    \   \/\/   /   | |    | /    ~    \  /  /_\  \|       _/ |    |                                                                                                               //
//     \        /|   | |    | \    Y    / /    |    \    |   \ |    |                                                                                                               //
//      \__/\  / |___| |____|  \___|_  /  \____|__  /____|_  / |____|                                                                                                               //
//           \/                      \/           \/       \/                                                                                                                       //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//    ______________ ___ .___  _________  __      __________ __________.____     ________    .___  _________                                                                        //
//    \__    ___/   |   \|   |/   _____/ /  \    /  \_____  \\______   \    |    \______ \   |   |/   _____/                                                                        //
//      |    | /    ~    \   |\_____  \  \   \/\/   //   |   \|       _/    |     |    |  \  |   |\_____  \                                                                         //
//      |    | \    Y    /   |/        \  \        //    |    \    |   \    |___  |    `   \ |   |/        \                                                                        //
//      |____|  \___|_  /|___/_______  /   \__/\  / \_______  /____|_  /_______ \/_______  / |___/_______  /                                                                        //
//                    \/             \/         \/          \/       \/        \/        \/              \/                                                                         //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//       _____    .___.____     ____ ___  _________.___________    _______                                                                                                          //
//      /  _  \   |   |    |   |    |   \/   _____/|   \_____  \   \      \                                                                                                         //
//     /  /_\  \  |   |    |   |    |   /\_____  \ |   |/   |   \  /   |   \                                                                                                        //
//    /    |    \ |   |    |___|    |  / /        \|   /    |    \/    |    \                                                                                                       //
//    \____|__  / |___|_______ \______/ /_______  /|___\_______  /\____|__  /                                                                                                       //
//            \/              \/                \/             \/         \/                                                                                                        //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//      _________.___   _____   ____ ___.____       ________________.___________    _______    _____________________   _____  .____    .___________________.___.                    //
//     /   _____/|   | /     \ |    |   \    |     /  _  \__    ___/|   \_____  \   \      \   \______   \_   _____/  /  _  \ |    |   |   \__    ___/\__  |   |                    //
//     \_____  \ |   |/  \ /  \|    |   /    |    /  /_\  \|    |   |   |/   |   \  /   |   \   |       _/|    __)_  /  /_\  \|    |   |   | |    |    /   |   |                    //
//     /        \|   /    Y    \    |  /|    |___/    |    \    |   |   /    |    \/    |    \  |    |   \|        \/    |    \    |___|   | |    |    \____   |                    //
//    /_______  /|___\____|__  /______/ |_______ \____|__  /____|   |___\_______  /\____|__  /  |____|_  /_______  /\____|__  /_______ \___| |____|    / ______|                    //
//            \/             \/                 \/       \/                     \/         \/          \/        \/         \/        \/               \/                           //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//        _____    _______  ________     __      _____________    _____ _____________________   ________ ________  ________    _________                                            //
//       /  _  \   \      \ \______ \   /  \    /  \_   _____/   /  _  \\______   \_   _____/  /  _____/ \_____  \ \______ \  /   _____/                                            //
//      /  /_\  \  /   |   \ |    |  \  \   \/\/   /|    __)_   /  /_\  \|       _/|    __)_  /   \  ___  /   |   \ |    |  \ \_____  \                                             //
//     /    |    \/    |    \|    `   \  \        / |        \ /    |    \    |   \|        \ \    \_\  \/    |    \|    `   \/        \                                            //
//     \____|__  /\____|__  /_______  /   \__/\  / /_______  / \____|__  /____|_  /_______  /  \______  /\_______  /_______  /_______  /                                            //
//             \/         \/        \/         \/          \/          \/       \/        \/          \/         \/        \/        \/                                             //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//                                       .__                     .__                 ___________________________________________  _______      _____  .____                         //
//      ____ ___  _________   ___________|__| ____   ____   ____ |__| ____    ____   \_   _____/\__    ___/\_   _____/\______   \ \      \    /  _  \ |    |                        //
//    _/ __ \\  \/  /\____ \_/ __ \_  __ \  |/ __ \ /    \_/ ___\|  |/    \  / ___\   |    __)_   |    |    |    __)_  |       _/ /   |   \  /  /_\  \|    |                        //
//    \  ___/ >    < |  |_> >  ___/|  | \/  \  ___/|   |  \  \___|  |   |  \/ /_/  >  |        \  |    |    |        \ |    |                                                       //
//                                                                                                                                                                                  //
//                                                                                                                                                                                  //
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////


contract neurohackingartnft is ERC721Creator {
    constructor() ERC721Creator("neurohackingartnft", "neurohackingartnft") {}
}

// File: node_modules/@openzeppelin/contracts/proxy/Proxy.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (proxy/Proxy.sol)

pragma solidity ^0.8.0;

/**
 * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM
 * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to
 * be specified by overriding the virtual {_implementation} function.
 *
 * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a
 * different contract through the {_delegate} function.
 *
 * The success and return data of the delegated call will be returned back to the caller of the proxy.
 */
abstract contract Proxy {
    /**
     * @dev Delegates the current call to `implementation`.
     *
     * This function does not return to its internal call site, it will return directly to the external caller.
     */
    function _delegate(address implementation) internal virtual {
        assembly {
            // Copy msg.data. We take full control of memory in this inline assembly
            // block because it will not return to Solidity code. We overwrite the
            // Solidity scratch pad at memory position 0.
            calldatacopy(0, 0, calldatasize())

            // Call the implementation.
            // out and outsize are 0 because we don't know the size yet.
            let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

            // Copy the returned data.
            returndatacopy(0, 0, returndatasize())

            switch result
            // delegatecall returns 0 on error.
            case 0 {
                revert(0, returndatasize())
            }
            default {
                return(0, returndatasize())
            }
        }
    }

    /**
     * @dev This is a virtual function that should be overridden so it returns the address to which the fallback function
     * and {_fallback} should delegate.
     */
    function _implementation() internal view virtual returns (address);

    /**
     * @dev Delegates the current call to the address returned by `_implementation()`.
     *
     * This function does not return to its internal call site, it will return directly to the external caller.
     */
    function _fallback() internal virtual {
        _beforeFallback();
        _delegate(_implementation());
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other
     * function in the contract matches the call data.
     */
    fallback() external payable virtual {
        _fallback();
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data
     * is empty.
     */
    receive() external payable virtual {
        _fallback();
    }

    /**
     * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback`
     * call, or as part of the Solidity `fallback` or `receive` functions.
     *
     * If overridden should call `super._beforeFallback()`.
     */
    function _beforeFallback() internal virtual {}
}

// File: node_modules/@openzeppelin/contracts/utils/Address.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @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
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 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");

        (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 functionCallWithValue(target, data, 0, "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");
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, 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) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // 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
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

// File: node_modules/@openzeppelin/contracts/utils/StorageSlot.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (utils/StorageSlot.sol)

pragma solidity ^0.8.0;

/**
 * @dev Library for reading and writing primitive types to specific storage slots.
 *
 * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts.
 * This library helps with reading and writing to such slots without the need for inline assembly.
 *
 * The functions in this library return Slot structs that contain a `value` member that can be used to read or write.
 *
 * Example usage to set ERC1967 implementation slot:
 * ```
 * contract ERC1967 {
 *     bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
 *
 *     function _getImplementation() internal view returns (address) {
 *         return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
 *     }
 *
 *     function _setImplementation(address newImplementation) internal {
 *         require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
 *         StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
 *     }
 * }
 * ```
 *
 * _Available since v4.1 for `address`, `bool`, `bytes32`, and `uint256`._
 */
library StorageSlot {
    struct AddressSlot {
        address value;
    }

    struct BooleanSlot {
        bool value;
    }

    struct Bytes32Slot {
        bytes32 value;
    }

    struct Uint256Slot {
        uint256 value;
    }

    /**
     * @dev Returns an `AddressSlot` with member `value` located at `slot`.
     */
    function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `BooleanSlot` with member `value` located at `slot`.
     */
    function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Bytes32Slot` with member `value` located at `slot`.
     */
    function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Uint256Slot` with member `value` located at `slot`.
     */
    function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }
}