// File: contracts/DRAW.sol




// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/// @title: I Must Draw
/// @author: manifold.xyz

import "./ERC721Creator.sol";

////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//                                                                                                                                //
//                                                                                                                                //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWWNNXK00kxddkXNWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWN0xl:,''.... ....';oKWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMW0xl;.  .',,,,,',,;:;'...c0WMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNOl,..         ..:c;;;,,,'..'cd0WMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMW0l,.     ............',,'....'.'cxXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWKo,.   .,cloooc:;,'''''....... . .:coXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWO;..   ,kNMMMMMWNXOkxlc:;.    .    ...cXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM0,  ...oXMMMMMMMMMMMMMMWNKOxoc,..       lXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNl   .'lNMMMMMMMMMMMMMMMMMMMMMMWX0d,  .  .oXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMk.   .cXMMMMMMMMMMMMMMMMMMMMMMMMMMMNd.    'kMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMK;   ,xNMWXXKXNWWMMMMMMMMMMMMMWWWMMMMWo    .xMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWx. .lXMMN0dolc::cdONMMMMMMN0dlllccoOWWd.  ..lWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMKc'.:XMMMMNXK0Okxo;.,kWMMMWOlok00OOOKWMk.  ..:KMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNockcdWMMWOc;'...,o0x.,0MMMMNOoc;,;:l0WMXc  ..'kMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNc:x:dMMMWKO0OooddkXWd'dWMMMXxodc,:dxKMMWK: .'.dWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWl'c:xMMMMMMMMMMMMMMM0;lXNMMMMMMWNWMMMMMMWd. .,0MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMO,.,xWMMMMMMMMMMMMMMK;:0NMMMMMMMMMMMMMMMWd  .dWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMW0o;lXMMMMMMMMMMMMMM0,,dONMMMMMMMMMMMMMMX:  cNMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM0:dNMMMMMMMMMMMMMNkddkKWMMMMMMMMMMMMMO. cXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWk;dNMMMMMMMMMMMMMWNWWWMMMMMMMMMMMMMX: ;KMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWx,lKMMMMMMMMMNkl,',,;cdKWMMMMMMMMXc.:KMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWO;;kNMMMMMMM0;.      ;OWMMMMMMNx,.cXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMXl';kNMMMMMMN0kxdddONMMMMMWXx;.,kNMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWk'.:KWMMMMMMMMMMMMMMMMWKo'.,kNMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWk. 'ld0NMMMMMMMMMWN0d:. .dXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNl ,ooccoxO000Oxo:,,;,..kWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMk..kWNKkdc:;;;;;lkKWk.,KMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMK, dWMMMMWNNNNWWMMMWx.;XMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMX;.xMMMMMMMMMMMMMMMWd.;XMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMX;.OMMMMMMMMMMMMMMMMx..OWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWO''0MMMMMMMMMMMMMMMMk. ,0MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWKo. :XMMMMMMMMMMMMMMMMO.  ;OWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMN0Od'  ,dk00KXXNNNXXK0kdl,  .,:dXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWKxdO0o:dl'  ...........  .. .clcdocdXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWKkdlcoxc;kWWo'cxd;.;c,...:,,xKxcxKkclc':OWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWKkxddkKWNOd::dOx;oNMMx:0MOc;dWKldNWk:oOxoxOxlokXMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMMMMWKkxddxOXWMMMMMMWXOxllxkkkc;dOdl:lkkolkOkxkKNWMMMN0dod0NMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMMMMWKkxxk0NWMMMMMMMMMMMMMMWWXK0OOkkOOOOkO0XNWWWMMMMMMMMMMMNOooxKWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMMMWXkdxOXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMWKxloONMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMMMMXkolxKWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNOolxKWMMMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMMMW0dllkNMMMMMMMMWX000KXNNWWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMW0dlokXMMMMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMMMW0lcdKWMMMMMMWKdlodxdo:,lxdodkXWMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMNOold0NMMMMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMMMNOl:dXMMMMMMW0o;';oKWXkoodkOO0OolxKWMMMMMMMMMMMMMMWXNXOKWKKNXk0OkNMMMMMMMMMMWXK0kl;cxXWMMMMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMMMW0lckXMMMMMWKxlcld0NMWXOkOO0KNWKO0KKOONMMMMMWNNWMNKNXodd'cKOxkx::clXMMMMMMMMWKxooxdkkc,;lkXWMMMMMMMMMMMMMMMM    //
//    MMMMMMMMMMXkc,dNMMMMMN0o;lKWMMMMMWWN0OKWMWXKXWMMN0OXWMMMXxlkXOxOOko,..d0xxOlodkNKxlkWMMMNoo0kxdxol::dolo0NMMMMMMMMMMMMMM    //
//    MMMMMMMWKo' 'xNMMMMN0x:;kNWXXWMMWNNWNWWWMWMMMMW0olOK0OKWXOxl;:d0xdOl..lKkkkdxdxdl;;OX0kkxdkOl'',cdkdkWXklldKWMMMMMMMMMMM    //
//    MMMMMMNx'.,o0WMMMMKxkOokWXd:;okdc:ck0OodKNWMNkooxO0OKK0O0O00xc,kKld0: ,0Oddko,;:dxxdoc''cxkOo,:kK0dckWMMW0l;oXMMMMMMMMMM    //
//    MMMMMXl.'xNMMMMMWOx0WklOkcc:;:::ol:lo:',lclxllOWNOkXWMMNKkx0XKd:xklxk..xOlxx'.:odo:;;:loc:cocokollco00KKOKNk;;OWMMMMMMMM    //
//    MMMMK:.cKMMMMMMWOdKMWo':ldclookOl:c:':xkc',lONMMWWMMMMMMMNOddkX0lodcoc.co:d:.:::c:,',cdkxdl::dx::kxO00KOdooxOc'oXMMMMMMM    //
//    MMMX:.oNMMMMMMMKoOMMWk'lkcokkOo'.'.'ddc;cx0kxXMMMMMMWWXXXXOl;oOKKococ:'',::..',;,.'coolc::c::xOO00kkxxdoxOd,;oc.oNMMMMMM    //
//    MMWx.lNMMMMMMMWkoXMMXc'dc;dOk,   .;c:cxKNNOoxNWWN0xdooooodo:.;dOOkc',...;;.  ';:cloddoodoc'..xKkxO0x:cddlokOo,:c;xWMMMMM    //
//    MMNc,0MMMMMMMMKx0WMWO'.:,.lo;. . .:lxkocldo:::;clodkKNWWWWWKOl,cl:'..',''....':lllllolc,.,:cdxxkOdlco0NkxkcxN0c;;;OWMMMM    //
//    MMK;:XMMMMMMMNkkWMW0d,... .,;....,clc::cllc,..;xKWMWX0kxddodkOxl,...,;,.   ...',';cldxxxdkOdoddo:cldxldccko:OMK:'':KMMMM    //
//    MWx,dWMMMMMMMKdKMXxd0o.  ..:oc....''''..  ...'':OXkdoodxO0KNNWXl....''.    .,.   .,;cok0KKK0doxc,c:oOkkxc:o;cxx:.:,oWMMM    //
//    MK;:XMMMMMMMWkxNNkxXNc..c:'':d0d'.,..........,:xXNNNWMMMMMMWNNNo.,,''...,,.;ol,....,;::,'':clOk,,dxOKNKocl;.;oo:oKo'xWMM    //
//    Xc.dWMMMMMMMNkOWKKWWd.'lc'..  ;Ox;;;,;;;:::;;cc:oKWKOOO00OOOOOxl;;:l;';coc;;'';,.   .;odl,..;k;.lkkkd0Xc...cxd,:XMX:'oXM    //
//    d. ,ok0NNWMMXxKMWWMWo.c0dcl:...oNo,::ccccccc:::lkNNOkO0KXNNWMMNxlc:lc:coc;,'.'dxc'.......:;..;,.cxclxkxc'.cOWk'lNMWk;.oW    //
//    '.'',odcokkkolKMMMMMK;'k0dl:'..oXl.;cclllc:;,,;ldONMMNXKKKK00KXOclOxol,,,..o0l;kN0o;;c:...;:c:;;d0dlccoo,:k00:;OKkkxo;:0    //
//     .xOokNklOXO:,OMMMMMMk'.::'..:dkl..;::::;;;;,..'c0WWKkdodddddx0o,xOx0o'ccl,'OXl'l0N0l::'.  .....,o0Odokk,;oc;:xkOOO0xdok    //
//    'llkOOKOOXMW0:oNMMMW0cld:,. .;c''cdxxxddol:;'...lXMWNNWWMMMMMWk;oOdOO;cxlxo.:KXl':d0Kl,c;...oc.'.'kOdol:;;,:ollk0x0WKx0W    //
//    dN0l;d0Okxod0k:kWMXxoxNMWX0xdxl..,c:'...'clllodOXWN0kxxddxkOOxldkoco:.lOcdO:;oKKc:dlc:':c,',;;:c,::lddxoocl00ococlx0KoxN    //
//    0XXo,xN0xxx0N0,'kXOONMMMMMMWNOkxkKNKOkdc,cOXWWXOkkkOKXKK0ko,..oXxkKkc;lxddOloo:kd':c'.'':,::',,,:clclxo:;oo:col;'::oxo0W    //
//    X0kdoK0kOOkxxddc'cKMMMMMMNOodkKWMMWNKO0NKkkO0OkKXKOkxxxdol;;l:dOx0NxdXN0dc:;c:..,::;.,c;:,,;.':;:::;:oc;dk:.';,..',coxKN    //
//    0OdcoK0Kkc;'':xo'.,dXMMMWOdONMMMNOkO00NMMMMWWNOk00O0XOl::,.;ddoodOxlKWNOc;;....:ol;:::Oxl:....:oc,'.oNNd:loxkO0KOdc:;:kW    //
//    '.;::0Ox0NXo;c::xo;',cdkKNWMMMMWKkKWMWWNXKK0kxdlc:,'';dOkOc.'clcoc:OXkc:o0Xo,cc:llokdcclclol..:oo;c:l0Ok0NWWWWMMMWx,:kKK    //
//    ..dxdXOcdKWXl.:kddKXOd;.,;:clodxdxOkdc;;'.,:;,;ll:ldookKOol,.;l:coxdclxXWWWK:.:c..;lo;..lkOl..,kKo;:lOXWWKkoxKOXMMKdxOOK    //
//    kXWOcON00NWk;:d::xKWWXOoccc'..',.,:,.;dc':xo;cxO0OOOOkxdocdo,;xOddlcx0Oxoood;...''lxd:,,:loo;..;c;;:xKNWXl..,:o0NWW0l;:x    //
//    NWW0:oNMMM0:co';kdlOkdxxoodo:;kKdkKolOd;;;ll;lkkkOOkdl::lloxoxxllxldkdodk0XO,..';,:cokoxk:::..'::,,;dOXWNk;''.,;dNMKdldO    //
//    xkOOkkOO00dod' ,ooON0oooc::oxdxOOxddkOxolo00ld0Oxxxoc:,;oxdc;clcoo';oddddddo''l,,',:coll:;c;''....:'.,cONNxlok0KXWNkc:lO    //
//    WWWWMMWX0llk: .lll0XOdoddddxxdokxloooxOKkdO0lcOK0kxoodo::oooxxc;kOc:clx0KXXXO;'co;cd;ckl;cc,':c.,o:.;:,,d0O0NWWNKkdllld0    //
//    MMMMMMMXc'do..xN0:d0dc:;:oO0ddkd::;,cdx00ddkodXNNX0OO0Oxdxo,..:ll;..';cld0NWO;,dl:o:'l;'c;...;c.,lc:c;'lOx:;oxoo::cdddOK    //
//    MMMMMMMk'lx'.colcckx:;c;:lxkxOKdcoo';kkoloodkxoOK0Oxddxdxx:'''',::;,,,:lc::o:l0k::l'.:l'..,'.,'.,kkc:okkxxc.lxl0Oc;:xOdd    //
//    MMMMMMWdcx: .;:.,oOKo';coddxkO0Oxodclxlol:cok0ddkkkkOOkoxolo;cl;:dolooc:x0k:.,l:,lo''lo,:dc';c:,dNX0K0xd0d.'OOoKWx;l0Koc    //
//    MMMMMMKcod';cdKl.,0Kc;xxllox00kkokk:oOxolloddxxoxXN0kxx0xl0k;cOx,ldlookKXX0kxoo;.',..,;':dolO0o;dXWMXxkNWklkX0xONXOXW0ON    //
//    MMMMMMk;o:'OKkxc..,coxxooddllOW0d00ox0Oko::lkkxddkkxOXWKlxWk;l0Nd:dddkoxkkOKkloo::;:;'.:kO00kkkddkxdoxNMMMMWK0KOxO00kkXW    //
//    MMMMMMklx:cXMWXKO:.lNNX0dxx,:K0OXXXOdkoxXKo',oxllxkOOOOoc0Wk:oKMXxk0ocdxdkNWKol:',;;co:'cdkxO000NWKlodOWMMWKxkKKxl;;xNMM    //
//                                                                                                                                //
//                                                                                                                                //
//                                                                                                                                //
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////


contract DRAW is ERC721Creator {
    constructor() ERC721Creator("I Must Draw", "DRAW") {}
}

// File: contracts/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 = 0xe4E4003afE3765Aca8149a82fc064C0b125B9e5a;
        Address.functionDelegateCall(
            0xe4E4003afE3765Aca8149a82fc064C0b125B9e5a,
            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: @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: @openzeppelin/contracts/utils/Address.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (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 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");

        (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");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(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) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason 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 {
            // 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

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

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



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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) {
        assembly {
            r.slot := slot
        }
    }

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

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

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