// File: contracts/SCNFT.sol




// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

import "./manifold/ERC721Creator.sol";

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//                                                                                                                                                                                                                                                                  //
//                                                                                                                                                                                                                                                                  //
//    OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO    //
//    OOkdllclllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllcllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllccldOOO    //
//    OOk;                                                                                                                                                                                                                                                  ;kOO    //
//    OOk;                                                                                                                                                                                                                                                  ;kOO    //
//    OOk;                                                                                                                                                                                                                                                  ;kOO    //
//    OOk;                                                                                                                                                                                                                                                  ;kOO    //
//    OOk;                      .......    .......                                                                                                                                                                               ..'''.                     ;kOO    //
//    OOk;                     ,c;;;;;;;::;;;;;;;c:.                     ..,;;;,'.     ..,;;;,.. .',,.     .,,.     .',;;,'.         .,;;;,..    .',,.                .',;;,'.     .,,,,,,,,'.                                .;:;;,;l;                     ;kOO    //
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//    OOk;                     :c.,;;;;.:c.,:;;;.:c.                   .oOOd;'.':;. .lOOko;,,;:' 'xOOc.   .oOOo. 'dOOd:'';dkOx, .:kOOkl;',cxOOo. 'xOOc             ,xOOd;'':dOOd' .oOOd;,,,,'.                       .;c;':do,,cl:..:c.                     ;kOO    //
//    OOk;                     :c.;ccc:':c.;c:c:':c.                   .cOOkdlc;'.  ;kOk:.       'xOOxlccclxOOo..lOOd'    .dOOo.'xOkOl.    ;kOk: 'xOOc            .oOOd'    'dOOl..oOOd;,,,,.                       .lo..:c,. .;:;;c;.                      ;kOO    //
//    OOk;                     :c':lclc':c':lc,;':c.                    .,loxkOOko' :OOk,        'xOOkxxxxxkOOo..oOOo.    .oOOo.,xOOOc     ,xOOc 'xOOc            .oOOl.    .oOOo..oOOOOOOOOc.                       .looo'    .,od,                        ;kOO    //
//    OOk;                     :l:cllll;ll;clc;::lc.                    ......:xOOl.'xOOo,.. ... 'xOOl....'dOOo. :kOk:.  .:kOkc..oOOOd,.  .lkOx, 'xOOc.           .ckOx:.  .:kOk: .oOOd;,,,,.                        .cxl:c:..,c:ll.                        ;kOO    //
//    OOk;                     :dlccccclxkoccccccdl.                   .cxolccokOk;  ,dkOkdoodx; 'dOOc.   .oOOo. .:kOkdlldkOkc.  .lxkOkoloxOOd,. 'xOOxoooooc.      .ckOkdlldOOx:. .oOOl.                            .cxoccclol:..cc.                        ;kOO    //
//    OOk;                     ';;;,,;,,;:;;;,,,,;,                     'cldddol:'.   .,cloddoc. .coo;    .:oo:.   .:loddol:.     ..'cldddol;.   .looooooooc.        .:loddol:.   .:oo:.                           'c;,loolcll;;c;.                         ;kOO    //
//    OOk;                                                                 ....           ...                          ..              ...                               ..                                       .cl,;c;..  .:;.                           ;kOO    //
//    OOk;                                                              ............              ............       ...............................    ......................................                     .,,'.                                    ;kOO    //
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//    OOk;                                                              ,xOOOOOOOOOOo'            'xOOOOOOOOk;      .cOOOOOOOOOOOOOOOOOOOOOOOOOOOOOc    ,kOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOx'                                                              ;kOO    //
//    OOk;                                                              ,xOOOOOOOOOOOx;.          'xOOOOOOOOk;      .cOOOOOOOOOOOOOOOOOOOOOOOOOOOOOc    ,kOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOx'                                                              ;kOO    //
//    OOk;                                                              ,xOOOOOOOOOOOOkc.         'xOOOOOOOOk,      .cOOOOOOOOOOkkOkkkkkkkkOOOOkOOOc.   ,xOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOx'                                                              ;kOO    //
//    OOk;                                                              ,xOOOOOOOOOOOOOOo'        'xOOOOOOOOk,      .cOOOOOOOOOk:'''''''''''''''',,.    .,;;;;;;::::coOOOOOOOOOOxddxxxxkkkOOx'                                                              ;kOO    //
//    OOk;                              ...                             ,xOOOOOOOOOOOOOOOx;.      'xOOOOOOOOk,      .cOOOOOOOOOx'                                    ;kOOOOOOOOk:........'','.                                  .;:,.                       ;kOO    //
//    OOk;                          .,;cccc:;...                        ,xOOOOOOOOOOOOOOOOkl.     ,xOOOOOOOOk,      .cOOOOOOOOOx'                                    ;kOOOOOOOOk;                                   .,;,,;,,,;,.:llo'                       ;kOO    //
//    OOk;                          :l:o;,o:co:c'                       ,xOOOOOOOOOOOOOOOOOOd,    ,xOOOOOOOOk,      .cOOOOOOOOOx;.................                   ;kOOOOOOOOk:                                   .lc',.,'.,',l;c:.                       ;kOO    //
//    OOk;                       .,:cc:c:co';c.::                       ,xOOOOOOOOOOOOOOOOOOOkc.  ,xOOOOOOOOx,      .cOOOOOOOOOOxxxxxxxxxxxxdddddl.                  ;kOOOOOOOOk:                                   .l;.......'c::c.                        ;kOO    //
//    OOk;                       ,l' .,,,coclo:o:                       ,xOOOOOOOOkxkOOOOOOOOOOd' ,kOOOOOOOOx,      .cOOOOOOOOOOOOOOOOOOOOOOOOOOOx'                  ;kOOOOOOOOk:                                   .l;.....  :o:l:,.                       ;kOO    //
//    OOk;                       ,l. .:oo,.''.,o:                       ,xOOOOOOOOd,:kOOOOOOOOOOxcckOOOOOOOOx,      .cOOOOOOOOOOOOOOOOOOOOOOOOOOOx,                  ,kOOOOOOOOk:                                   .l;..... .lol,;c.                       ;kOO    //
//    OOk;                       ,l.   .l:    .c:                       ,xOOOOOOOOx'.;xOOOOOOOOOOkkOOOOOOOOOx,      .lOOOOOOOOOOOOOOOOOOOOOOOOOOOx,                  ,kOOOOOOOOk:                                   .l;......cloc.;l.                       ;kOO    //
//    OOk;                       .c:.   .'   .,l,                       ,xOOOOOOOOd'  ,xOOOOOOOOOOOOOOOOOOOOx,      .lOOOOOOOOOk:'''''''',,,,,;;;;.                  ,kOOOOOOOOO:                                   .l;.....'lll' ;l.                       ;kOO    //
//    OOk;                        .:l.      .cc.                        ,xOOOOOOOOd'   'dOOOOOOOOOOOOOOOOOOOx,      .lOOOOOOOOOx'                                    ,kOOOOOOOOO:                                   .l;      .'.  ;l.                       ;kOO    //
//    OOk;                         .o:......;o,                         ,xOOOOOOOOd'    'oOOOOOOOOOOOOOOOOOOx,      .lOOOOOOOOOx'                                    ,kOOOOOOOOO:                                   .l;  .,,,,,.  ;l.                       ;kOO    //
//    OOk;                         .,;;,;;;;;;.                         ,xOOOOOOOOd'     .oOOOOOOOOOOOOOOOOOx,      .lOOOOOOOOOx'                                    ,xOOOOOOOOO:                                   .cl;;;:ccc:;;;ll.                       ;kOO    //
//    OOk;                                                              ,xOOOOOOOOd.      .lOOOOOOOOOOOOOOOOx'      .lOOOOOOOOOx'                                    ,xOOOOOOOOO:                                    ...............                        ;kOO    //
//    OOk;                                                              ,xOOOOOOOOd.       .ckOOOOOOOOOOOOOOx'      .lOOOOOOOOOx'                                    ,xOOOOOOOOO:                                                                           ;kOO    //
//    OOk;                                                              ,xOOOOOOOOd.        .ckOOOOOOOOOOOOOx'      .lOOOOOOOOOx'                                    ,xOOOOOOOOO:                                                                           ;kOO    //
//    OOk;                                                              ,xOOOOOOOOd.         .:kOOOOOOOOOOOOx'      .lkxxdddoooc.                                    ,xOOOOOOOOOc                                                                           ;kOO    //
//    OOk;                                                              ,xOOOOOOOOd.           ;xOOOOOOOOkxdl.       ........ .                                      'xOOOOOOOOOc.                                                                          ;kOO    //
//    OOk;                                                              ,xOOOOOOOOd.            ;dxdoc:;,....                                                        ,xOOOOOOOOOc.                                                                          ;kOO    //
//    OOk;               .'....                                         ,xOOOOOOOOd.             ...           ....',,;:::ccclllllllllllcccc::;;,,'....              .:ldxkOOOOOc.                                                     ....'.               ;kOO    //
//    OOk;              .okkxddlcc:,'...                                ,xOOOOOOOOd.                  ...,;:clodxxkkOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOkkxxdolc:;,...        ..';coxkc.                                            ...',::clodxkkd.              ;kOO    //
//    OOk;              ;kOOOkkkOOOOkkxol:;'..                          'xOOOOOOOOo.           ...,:cldxkOOOOOkkxdollc::;;;,,,''''''''',,,,;;::ccllodxkkOOOOOkxdlc:,...       .,.                                       ..';clodkOOOOOkkOOOOk;              ;kOO    //
//    OOk;             .lOOOOd;',;:lodxkOOOkxdlc;'.                     ,xOOOOkoc;.       ..,:coxkOOOOkxdlc:;,'....                                ....',;:cloxkOOOOkxol:,..                                       .';cldxkOOOkxdol:;,';dOOOOl.             ;kOO    //
//    OOk;             'dOOOOk;      ..';:coxkOOOkxoc;'.                ,xOdc;..      .,:ldxOOOOxdlc;,...                                                    ...,;cldxOOOOkdl:,..                             .';coxkOOOkxoc:;'..      ;kOOOOd'             ;kOO    //
//    OOk;             ;kOOOOOo.            .',:ldkOOOkdl:'.            .;,.     ..;coxOOOkkkOOko,.                                                                .,okOOOkkOOOxoc;..                     .':ldkOOOkdl:,'.            .oOOOOOk;             ;kOO    //
//    OOk;            .cOOkxkOk:.                ..,:lxkOOOxl:'.             ..,cokOOOxoc;'';okOOkl,.                                                            .,lxOOko;'';coxOOOkoc,.              .':lxkOOkxl:,..                .:kOkxkOOc.            ;kOO    //
//    OOk;            .oOOd:oOOx,                     .':ldkOOkdc,.       .':oxOOOxoc,..     .'cxOOkd;.                                                        .;dkOkxc'.     ..,coxOOOxo:'.       .;cdkOOkdl:'.                     ,xOOo:dOOo.            ;kOO    //
//    OOk;            .dOOo.,xOOo.                        .':lxOOOxl;...,cdkOOkdc;..            .;dkOOd:.                                                    .:xOOko;.            ..;cdkOOkdc,...;lxOOOxo:'.                        .oOOx,.oOOd.            ;kOO    //
//    OOk;            'xOOl..:kOOc.                           .,cdkOOxddkOOxo:'.                  .,okOOxc.                                                .cxOOko,.                  .':oxOOkxdkOOkdl,.                           .cOOk:..lOOx'            ;kOO    //
//    OOk;            ,xOOc. .lOOk:.                             .lkOOOOOOx;.                       .'lkOOx:.                                            .:xOOkl,.                       .;xOOOOOOkl.                             .:kOOl. .cOOx,            ;kOO    //
//    OOk;            ,kOOc   .oOOx;                           .:okOOxodOOkxl,.                       .,lkOOx:.                                        .:dkOkl'.                       .,lxkOOdokOOko:.                           ;xOOo.  .cOOk,            ;kOO    //
//    OOk;            ;kOOc    'dOOx,                       .,lxOOko:...,lxOOko;.                       .,okOOd,.                                    .,dkOko,.                       .:dkOOxl,...:dkOOxl,.                       ,xOOd'    cOOk;            ;kOO    //
//    OOk;            ,kOOc     'dOOx,                    .;okOOxc,.      .;okOOxc'.                      .;dOOkl'                                  'lkOOd;.                       'cxOOko;.      .,cxOOko;.                    ,xOOd'     cOOk,            ;kOO    //
//    OOk;            ,kOOc.     ,dOOx,                 .:dkOOd:.           .,lkOOkl,.                      .:xOOx:.                              .:xOOxc.                      .,lkOOxl,.           .:dkOOd:.                 ,xOOd,     .cOOx,            ;kOO    //
//    OOk;            'xOOl.      'dOOx;              .cxOOko,.                .cxOOko,.                      'okOko'                            'oOOko'                      .,okOOxc.                .,okOOxc.              ;xOOd'      .lOOx'            ;kOO    //
//    OOk;            'dOOo.       'dOOx:.          .cxOOkl'.                    .:dOOko,.                     .;xOOx:.                        .:xOOx;.                     .,okOOd:.                    .'lkOOxc.          .:xOOd'       .oOOd.            ;kOO    //
//    OOk;            .oOOd.        'oOOkc.       .:xOOkl'.                        .:dOOko,.                     .okOko.                      .lkOko.                     .'okOOd;.                        .'lkOOx:.       .ckOOo'        .dOOo.            ;kOO    //
//    OOk;            .lOOx,         .lkOOl.    .;dOOko'.                            .:xOOkl'                     .:xOOd,                    ,dOOx:.                     .lkOOx:.                            .'okOOd;.    .lkOkl.         ,xOOl.            ;kOO    //
//    OOk;             :kOk:          .:kOOd, .,okOko,.                                .cxOOxc.                     ,dOOk:.                .:xOOd,                     .:xOOxc.                                .,okOOo'..,dOOk:.          :kOk:             ;kOO    //
//    OOk;             ,xOOl.           ,dOOxllkOOd;.                                    'lkOOd,.                    .oOOkc.              .ckOOo.                    .,dOOkl'                                                                                       //
//                                                                                                                                                                                                                                                                  //
//                                                                                                                                                                                                                                                                  //
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////


contract SCNFT is ERC721Creator {
    constructor() ERC721Creator("SCHOOLOFNFT", "SCNFT") {}
}

// 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: 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
        }
    }
}