// File: contracts/AiAC.sol




// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/// @title: Ai Art Critic
/// @author: manifold.xyz

import "./manifold/ERC1155Creator.sol";

//////////////////////////////////////////////////////////////////////////////////////////////////////////////
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//    VVVVVVVV           VVVVVVVV iiii                                                                      //
//    V::::::V           V::::::Vi::::i                                                                     //
//    V::::::V           V::::::V iiii                                                                      //
//    V::::::V           V::::::V                                                                           //
//     V:::::V           V:::::Viiiiiii xxxxxxx      xxxxxxx                                                //
//      V:::::V         V:::::V i:::::i  x:::::x    x:::::x                                                 //
//       V:::::V       V:::::V   i::::i   x:::::x  x:::::x                                                  //
//        V:::::V     V:::::V    i::::i    x:::::xx:::::x                                                   //
//         V:::::V   V:::::V     i::::i     x::::::::::x                                                    //
//          V:::::V V:::::V      i::::i      x::::::::x                                                     //
//           V:::::V:::::V       i::::i      x::::::::x                                                     //
//            V:::::::::V        i::::i     x::::::::::x                                                    //
//             V:::::::V        i::::::i   x:::::xx:::::x                                                   //
//              V:::::V         i::::::i  x:::::x  x:::::x                                                  //
//               V:::V          i::::::i x:::::x    x:::::x                                                 //
//                VVV           iiiiiiiixxxxxxx      xxxxxxx                                                //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//    VVVVVVVV           VVVVVVVV                                                                           //
//    V::::::V           V::::::V                                                                           //
//    V::::::V           V::::::V                                                                           //
//    V::::::V           V::::::V                                                                           //
//     V:::::V           V:::::Vaaaaaaaaaaaaa  ppppp   ppppppppp      ooooooooooo   rrrrr   rrrrrrrrr       //
//      V:::::V         V:::::V a::::::::::::a p::::ppp:::::::::p   oo:::::::::::oo r::::rrr:::::::::r      //
//       V:::::V       V:::::V  aaaaaaaaa:::::ap:::::::::::::::::p o:::::::::::::::or:::::::::::::::::r     //
//        V:::::V     V:::::V            a::::app::::::ppppp::::::po:::::ooooo:::::orr::::::rrrrr::::::r    //
//         V:::::V   V:::::V      aaaaaaa:::::a p:::::p     p:::::po::::o     o::::o r:::::r     r:::::r    //
//          V:::::V V:::::V     aa::::::::::::a p:::::p     p:::::po::::o     o::::o r:::::r     rrrrrrr    //
//           V:::::V:::::V     a::::aaaa::::::a p:::::p     p:::::po::::o     o::::o r:::::r                //
//            V:::::::::V     a::::a    a:::::a p:::::p    p::::::po::::o     o::::o r:::::r                //
//             V:::::::V      a::::a    a:::::a p:::::ppppp:::::::po:::::ooooo:::::o r:::::r                //
//              V:::::V       a:::::aaaa::::::a p::::::::::::::::p o:::::::::::::::o r:::::r                //
//               V:::V         a::::::::::aa:::ap::::::::::::::pp   oo:::::::::::oo  r:::::r                //
//                VVV           aaaaaaaaaa  aaaap::::::pppppppp       ooooooooooo    rrrrrrr                //
//                                              p:::::p                                                     //
//                                              p:::::p                                                     //
//                                             p:::::::p                                                    //
//                                             p:::::::p                                                    //
//                                             p:::::::p                                                    //
//                                             ppppppppp                                                    //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//    wwwwwww           wwwww           wwwwwwwaaaaaaaaaaaaavvvvvvv           vvvvvvv eeeeeeeeeeee          //
//     w:::::w         w:::::w         w:::::w a::::::::::::av:::::v         v:::::vee::::::::::::ee        //
//      w:::::w       w:::::::w       w:::::w  aaaaaaaaa:::::av:::::v       v:::::ve::::::eeeee:::::ee      //
//       w:::::w     w:::::::::w     w:::::w            a::::a v:::::v     v:::::ve::::::e     e:::::e      //
//        w:::::w   w:::::w:::::w   w:::::w      aaaaaaa:::::a  v:::::v   v:::::v e:::::::eeeee::::::e      //
//         w:::::w w:::::w w:::::w w:::::w     aa::::::::::::a   v:::::v v:::::v  e:::::::::::::::::e       //
//          w:::::w:::::w   w:::::w:::::w     a::::aaaa::::::a    v:::::v:::::v   e::::::eeeeeeeeeee        //
//           w:::::::::w     w:::::::::w     a::::a    a:::::a     v:::::::::v    e:::::::e                 //
//            w:::::::w       w:::::::w      a::::a    a:::::a      v:::::::v     e::::::::e                //
//             w:::::w         w:::::w       a:::::aaaa::::::a       v:::::v       e::::::::eeeeeeee        //
//              w:::w           w:::w         a::::::::::aa:::a       v:::v         ee:::::::::::::e        //
//               www             www           aaaaaaaaaa  aaaa        vvv            eeeeeeeeeeeeee        //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                   AAA                 iiii                                                               //
//                  A:::A               i::::i                                                              //
//                 A:::::A               iiii                                                               //
//                A:::::::A                                                                                 //
//               A:::::::::A           iiiiiii                                                              //
//              A:::::A:::::A          i:::::i                                                              //
//             A:::::A A:::::A          i::::i                                                              //
//            A:::::A   A:::::A         i::::i                                                              //
//           A:::::A     A:::::A        i::::i                                                              //
//          A:::::AAAAAAAAA:::::A       i::::i                                                              //
//         A:::::::::::::::::::::A      i::::i                                                              //
//        A:::::AAAAAAAAAAAAA:::::A     i::::i                                                              //
//       A:::::A             A:::::A   i::::::i                                                             //
//      A:::::A               A:::::A  i::::::i                                                             //
//     A:::::A                 A:::::A i::::::i                                                             //
//    AAAAAAA                   AAAAAAAiiiiiiii                                                             //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                   AAA                                           tttt                                     //
//                  A:::A                                       ttt:::t                                     //
//                 A:::::A                                      t:::::t                                     //
//                A:::::::A                                     t:::::t                                     //
//               A:::::::::A          rrrrr   rrrrrrrrr   ttttttt:::::ttttttt                               //
//              A:::::A:::::A         r::::rrr:::::::::r  t:::::::::::::::::t                               //
//             A:::::A A:::::A        r:::::::::::::::::r t:::::::::::::::::t                               //
//            A:::::A   A:::::A       rr::::::rrrrr::::::rtttttt:::::::tttttt                               //
//           A:::::A     A:::::A       r:::::r     r:::::r      t:::::t                                     //
//          A:::::AAAAAAAAA:::::A      r:::::r     rrrrrrr      t:::::t                                     //
//         A:::::::::::::::::::::A     r:::::r                  t:::::t                                     //
//        A:::::AAAAAAAAAAAAA:::::A    r:::::r                  t:::::t    tttttt                           //
//       A:::::A             A:::::A   r:::::r                  t::::::tttt:::::t                           //
//      A:::::A               A:::::A  r:::::r                  tt::::::::::::::t                           //
//     A:::::A                 A:::::A r:::::r                    tt:::::::::::tt                           //
//    AAAAAAA                   AAAAAAArrrrrrr                      ttttttttttt                             //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//            CCCCCCCCCCCCC                     iiii          tttt            iiii                          //
//         CCC::::::::::::C                    i::::i      ttt:::t           i::::i                         //
//       CC:::::::::::::::C                     iiii       t:::::t            iiii                          //
//      C:::::CCCCCCCC::::C                                t:::::t                                          //
//     C:::::C       CCCCCCrrrrr   rrrrrrrrr  iiiiiiittttttt:::::ttttttt    iiiiiii     cccccccccccccccc    //
//    C:::::C              r::::rrr:::::::::r i:::::it:::::::::::::::::t    i:::::i   cc:::::::::::::::c    //
//    C:::::C              r:::::::::::::::::r i::::it:::::::::::::::::t     i::::i  c:::::::::::::::::c    //
//    C:::::C              rr::::::rrrrr::::::ri::::itttttt:::::::tttttt     i::::i c:::::::cccccc:::::c    //
//    C:::::C               r:::::r     r:::::ri::::i      t:::::t           i::::i c::::::c     ccccccc    //
//    C:::::C               r:::::r     rrrrrrri::::i      t:::::t           i::::i c:::::c                 //
//    C:::::C               r:::::r            i::::i      t:::::t           i::::i c:::::c                 //
//     C:::::C       CCCCCC r:::::r            i::::i      t:::::t    tttttt i::::i c::::::c     ccccccc    //
//      C:::::CCCCCCCC::::C r:::::r           i::::::i     t::::::tttt:::::ti::::::ic:::::::cccccc:::::c    //
//       CC:::::::::::::::C r:::::r           i::::::i     tt::::::::::::::ti::::::i c:::::::::::::::::c    //
//         CCC::::::::::::C r:::::r           i::::::i       tt:::::::::::tti::::::i  cc:::::::::::::::c    //
//            CCCCCCCCCCCCC rrrrrrr           iiiiiiii         ttttttttttt  iiiiiiii    cccccccccccccccc    //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//                                                                                                          //
//////////////////////////////////////////////////////////////////////////////////////////////////////////////


contract AiAC is ERC1155Creator {
    constructor() ERC1155Creator("Ai Art Critic", "AiAC") {}
}

// File: contracts/manifold/ERC1155Creator.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 ERC1155Creator is Proxy {

    constructor(string memory name, string memory symbol) {
        assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1));
        StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = 0x6bf5ed59dE0E19999d264746843FF931c0133090;
        Address.functionDelegateCall(
            0x6bf5ed59dE0E19999d264746843FF931c0133090,
            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
        }
    }
}