/// This token was incubated and launched by PROOF: https://proofplatform.io/projects. The smart contract is audited by SourceHat: https://sourcehat.com/

// File: @uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol

pragma solidity >=0.5.0;

interface IUniswapV2Factory {
    event PairCreated(address indexed token0, address indexed token1, address pair, uint);

    function feeTo() external view returns (address);
    function feeToSetter() external view returns (address);

    function getPair(address tokenA, address tokenB) external view returns (address pair);
    function allPairs(uint) external view returns (address pair);
    function allPairsLength() external view returns (uint);

    function createPair(address tokenA, address tokenB) external returns (address pair);

    function setFeeTo(address) external;
    function setFeeToSetter(address) external;
}

// File: @uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol

pragma solidity >=0.6.2;

interface IUniswapV2Router01 {
    function factory() external pure returns (address);
    function WETH() external pure returns (address);

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint amountADesired,
        uint amountBDesired,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB, uint liquidity);
    function addLiquidityETH(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external payable returns (uint amountToken, uint amountETH, uint liquidity);
    function removeLiquidity(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETH(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountToken, uint amountETH);
    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETHWithPermit(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountToken, uint amountETH);
    function swapExactTokensForTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapTokensForExactTokens(
        uint amountOut,
        uint amountInMax,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);
    function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);

    function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
    function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
    function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
    function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
    function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}

// File: @uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol

pragma solidity >=0.6.2;


interface IUniswapV2Router02 is IUniswapV2Router01 {
    function removeLiquidityETHSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountETH);
    function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountETH);

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
    function swapExactETHForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external payable;
    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
}

// File: @openzeppelin/contracts/interfaces/draft-IERC6093.sol


// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC6093.sol)
pragma solidity ^0.8.20;

/**
 * @dev Standard ERC20 Errors
 * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC20 tokens.
 */
interface IERC20Errors {
    /**
     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param balance Current balance for the interacting account.
     * @param needed Minimum amount required to perform a transfer.
     */
    error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC20InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC20InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers.
     * @param spender Address that may be allowed to operate on tokens without being their owner.
     * @param allowance Amount of tokens a `spender` is allowed to operate with.
     * @param needed Minimum amount required to perform a transfer.
     */
    error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC20InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `spender` to be approved. Used in approvals.
     * @param spender Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC20InvalidSpender(address spender);
}

/**
 * @dev Standard ERC721 Errors
 * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC721 tokens.
 */
interface IERC721Errors {
    /**
     * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20.
     * Used in balance queries.
     * @param owner Address of the current owner of a token.
     */
    error ERC721InvalidOwner(address owner);

    /**
     * @dev Indicates a `tokenId` whose `owner` is the zero address.
     * @param tokenId Identifier number of a token.
     */
    error ERC721NonexistentToken(uint256 tokenId);

    /**
     * @dev Indicates an error related to the ownership over a particular token. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param tokenId Identifier number of a token.
     * @param owner Address of the current owner of a token.
     */
    error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC721InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC721InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     * @param tokenId Identifier number of a token.
     */
    error ERC721InsufficientApproval(address operator, uint256 tokenId);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC721InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC721InvalidOperator(address operator);
}

/**
 * @dev Standard ERC1155 Errors
 * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC1155 tokens.
 */
interface IERC1155Errors {
    /**
     * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     * @param balance Current balance for the interacting account.
     * @param needed Minimum amount required to perform a transfer.
     * @param tokenId Identifier number of a token.
     */
    error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId);

    /**
     * @dev Indicates a failure with the token `sender`. Used in transfers.
     * @param sender Address whose tokens are being transferred.
     */
    error ERC1155InvalidSender(address sender);

    /**
     * @dev Indicates a failure with the token `receiver`. Used in transfers.
     * @param receiver Address to which tokens are being transferred.
     */
    error ERC1155InvalidReceiver(address receiver);

    /**
     * @dev Indicates a failure with the `operator`’s approval. Used in transfers.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     * @param owner Address of the current owner of a token.
     */
    error ERC1155MissingApprovalForAll(address operator, address owner);

    /**
     * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
     * @param approver Address initiating an approval operation.
     */
    error ERC1155InvalidApprover(address approver);

    /**
     * @dev Indicates a failure with the `operator` to be approved. Used in approvals.
     * @param operator Address that may be allowed to operate on tokens without being their owner.
     */
    error ERC1155InvalidOperator(address operator);

    /**
     * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation.
     * Used in batch transfers.
     * @param idsLength Length of the array of token identifiers
     * @param valuesLength Length of the array of token amounts
     */
    error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength);
}

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


// OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol)

pragma solidity ^0.8.20;

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

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }

    function _contextSuffixLength() internal view virtual returns (uint256) {
        return 0;
    }
}

// File: @openzeppelin/contracts/access/Ownable.sol


// OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol)

pragma solidity ^0.8.20;


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

    /**
     * @dev The caller account is not authorized to perform an operation.
     */
    error OwnableUnauthorizedAccount(address account);

    /**
     * @dev The owner is not a valid owner account. (eg. `address(0)`)
     */
    error OwnableInvalidOwner(address owner);

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

    /**
     * @dev Initializes the contract setting the address provided by the deployer as the initial owner.
     */
    constructor(address initialOwner) {
        if (initialOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(initialOwner);
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

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

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        if (owner() != _msgSender()) {
            revert OwnableUnauthorizedAccount(_msgSender());
        }
    }

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

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        if (newOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// File: @openzeppelin/contracts/token/ERC20/IERC20.sol


// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.20;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the value of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the value of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves a `value` amount of tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 value) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets a `value` amount of tokens as the allowance of `spender` over the
     * caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 value) external returns (bool);

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to` using the
     * allowance mechanism. `value` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 value) external returns (bool);
}

// File: @openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol


// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.20;


/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

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

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}

// File: @openzeppelin/contracts/token/ERC20/ERC20.sol


// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/ERC20.sol)

pragma solidity ^0.8.20;





/**
 * @dev Implementation of the {IERC20} interface.
 *
 * This implementation is agnostic to the way tokens are created. This means
 * that a supply mechanism has to be added in a derived contract using {_mint}.
 *
 * TIP: For a detailed writeup see our guide
 * https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How
 * to implement supply mechanisms].
 *
 * The default value of {decimals} is 18. To change this, you should override
 * this function so it returns a different value.
 *
 * We have followed general OpenZeppelin Contracts guidelines: functions revert
 * instead returning `false` on failure. This behavior is nonetheless
 * conventional and does not conflict with the expectations of ERC20
 * applications.
 *
 * Additionally, an {Approval} event is emitted on calls to {transferFrom}.
 * This allows applications to reconstruct the allowance for all accounts just
 * by listening to said events. Other implementations of the EIP may not emit
 * these events, as it isn't required by the specification.
 */
abstract contract ERC20 is Context, IERC20, IERC20Metadata, IERC20Errors {
    mapping(address account => uint256) private _balances;

    mapping(address account => mapping(address spender => uint256)) private _allowances;

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;

    /**
     * @dev Sets the values for {name} and {symbol}.
     *
     * All two of these values are immutable: they can only be set once during
     * construction.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev Returns the name of the token.
     */
    function name() public view virtual returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view virtual returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the number of decimals used to get its user representation.
     * For example, if `decimals` equals `2`, a balance of `505` tokens should
     * be displayed to a user as `5.05` (`505 / 10 ** 2`).
     *
     * Tokens usually opt for a value of 18, imitating the relationship between
     * Ether and Wei. This is the default value returned by this function, unless
     * it's overridden.
     *
     * NOTE: This information is only used for _display_ purposes: it in
     * no way affects any of the arithmetic of the contract, including
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view virtual returns (uint8) {
        return 18;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view virtual returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view virtual returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-transfer}.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - the caller must have a balance of at least `value`.
     */
    function transfer(address to, uint256 value) public virtual returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, value);
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(address owner, address spender) public view virtual returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * NOTE: If `value` is the maximum `uint256`, the allowance is not updated on
     * `transferFrom`. This is semantically equivalent to an infinite approval.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 value) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, value);
        return true;
    }

    /**
     * @dev See {IERC20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {ERC20}.
     *
     * NOTE: Does not update the allowance if the current allowance
     * is the maximum `uint256`.
     *
     * Requirements:
     *
     * - `from` and `to` cannot be the zero address.
     * - `from` must have a balance of at least `value`.
     * - the caller must have allowance for ``from``'s tokens of at least
     * `value`.
     */
    function transferFrom(address from, address to, uint256 value) public virtual returns (bool) {
        address spender = _msgSender();
        _spendAllowance(from, spender, value);
        _transfer(from, to, value);
        return true;
    }

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to`.
     *
     * This internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead.
     */
    function _transfer(address from, address to, uint256 value) internal {
        if (from == address(0)) {
            revert ERC20InvalidSender(address(0));
        }
        if (to == address(0)) {
            revert ERC20InvalidReceiver(address(0));
        }
        _update(from, to, value);
    }

    /**
     * @dev Transfers a `value` amount of tokens from `from` to `to`, or alternatively mints (or burns) if `from`
     * (or `to`) is the zero address. All customizations to transfers, mints, and burns should be done by overriding
     * this function.
     *
     * Emits a {Transfer} event.
     */
    function _update(address from, address to, uint256 value) internal virtual {
        if (from == address(0)) {
            // Overflow check required: The rest of the code assumes that totalSupply never overflows
            _totalSupply += value;
        } else {
            uint256 fromBalance = _balances[from];
            if (fromBalance < value) {
                revert ERC20InsufficientBalance(from, fromBalance, value);
            }
            unchecked {
                // Overflow not possible: value <= fromBalance <= totalSupply.
                _balances[from] = fromBalance - value;
            }
        }

        if (to == address(0)) {
            unchecked {
                // Overflow not possible: value <= totalSupply or value <= fromBalance <= totalSupply.
                _totalSupply -= value;
            }
        } else {
            unchecked {
                // Overflow not possible: balance + value is at most totalSupply, which we know fits into a uint256.
                _balances[to] += value;
            }
        }

        emit Transfer(from, to, value);
    }

    /**
     * @dev Creates a `value` amount of tokens and assigns them to `account`, by transferring it from address(0).
     * Relies on the `_update` mechanism
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead.
     */
    function _mint(address account, uint256 value) internal {
        if (account == address(0)) {
            revert ERC20InvalidReceiver(address(0));
        }
        _update(address(0), account, value);
    }

    /**
     * @dev Destroys a `value` amount of tokens from `account`, lowering the total supply.
     * Relies on the `_update` mechanism.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * NOTE: This function is not virtual, {_update} should be overridden instead
     */
    function _burn(address account, uint256 value) internal {
        if (account == address(0)) {
            revert ERC20InvalidSender(address(0));
        }
        _update(account, address(0), value);
    }

    /**
     * @dev Sets `value` as the allowance of `spender` over the `owner` s tokens.
     *
     * This internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     *
     * Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument.
     */
    function _approve(address owner, address spender, uint256 value) internal {
        _approve(owner, spender, value, true);
    }

    /**
     * @dev Variant of {_approve} with an optional flag to enable or disable the {Approval} event.
     *
     * By default (when calling {_approve}) the flag is set to true. On the other hand, approval changes made by
     * `_spendAllowance` during the `transferFrom` operation set the flag to false. This saves gas by not emitting any
     * `Approval` event during `transferFrom` operations.
     *
     * Anyone who wishes to continue emitting `Approval` events on the`transferFrom` operation can force the flag to
     * true using the following override:
     * ```
     * function _approve(address owner, address spender, uint256 value, bool) internal virtual override {
     *     super._approve(owner, spender, value, true);
     * }
     * ```
     *
     * Requirements are the same as {_approve}.
     */
    function _approve(address owner, address spender, uint256 value, bool emitEvent) internal virtual {
        if (owner == address(0)) {
            revert ERC20InvalidApprover(address(0));
        }
        if (spender == address(0)) {
            revert ERC20InvalidSpender(address(0));
        }
        _allowances[owner][spender] = value;
        if (emitEvent) {
            emit Approval(owner, spender, value);
        }
    }

    /**
     * @dev Updates `owner` s allowance for `spender` based on spent `value`.
     *
     * Does not update the allowance value in case of infinite allowance.
     * Revert if not enough allowance is available.
     *
     * Does not emit an {Approval} event.
     */
    function _spendAllowance(address owner, address spender, uint256 value) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            if (currentAllowance < value) {
                revert ERC20InsufficientAllowance(spender, currentAllowance, value);
            }
            unchecked {
                _approve(owner, spender, currentAllowance - value, false);
            }
        }
    }
}

// File: ProofStandardStealthv1.2.sol



pragma solidity ^0.8.24;





interface ITeamFinanceLocker {
    function lockToken(
        address _tokenAddress,
        address _withdrawalAddress,
        uint256 _amount,
        uint256 _unlockTime,
        bool _mintNFT, 
        address referrer
    ) external payable returns (uint256 _id);
}

interface IProof {
    struct UserInfo {
        bool isFeeExempt;
        bool isTxLimitExempt;
        uint256 lastTxBlock;
    }

    struct FeeInfo {
        uint256 liquidity;
        uint256 main;
        uint256 proof;
        uint256 dev;
        uint256 total;
    }

    struct ProofInfo {
        address locker;
        address router;
        address proofWallet;
        address proofStaking;
    }
}

error ExceedsMaxTxAmount();
error ExceedsMaxWalletAmount();
error InvalidConfiguration();
error TradingNotEnabled();
error TransferDelayEnabled(uint256 currentBlock, uint256 delayedUntil);


/// This token was incubated and launched by PROOF: https://proofplatform.io/projects. The smart contract is audited by SourceHat: https://sourcehat.com/

contract ProofStandardStealth is IProof, ERC20, Ownable {

    IUniswapV2Router02 public immutable uniswapV2Router;
    address public immutable pair;

    address payable public mainWallet;
    address payable public devWallet;

    address payable public proofWallet;
    address payable public proofStaking;

    uint256 public swapping = 1;
    bool public swapEnabled = true;
    bool public isTradingEnabled;
    bool public restrictWhales = true;
    
    bool public isAntiSnipeActive;
    uint256 public antiSnipeEndBlock;
    uint256 public launchedAt;

    bool public proofFeeReduced;
    bool public proofFeeRemoved;

    bool public maxWalletChanged;

    mapping (address => UserInfo) public userInfo;

    FeeInfo public buyFees;
    FeeInfo public sellFees;

    FeeInfo public feeTokens;

    uint256 public maxTxAmount;
    uint256 public swapTokensAtAmount;
    uint256 public maxWallet;

    uint256 public lockID;
    uint256 public lpLockDuration;
    address public lockerAddress;

    event SwapEnabledUpdated(bool enabled);
    event FeesEnabledUpdated(bool enabled);
    event SwapAndLiquify(uint256 tokensAutoLiq, uint256 ethAutoLiq);
    event MinTokensBeforeSwapUpdated(uint256 minTokensBeforeSwap);
    event SwapAndLiquifyEnabledUpdated(bool enabled);

    constructor(
        string memory _name,
        string memory _symbol,
        uint256 _totalSupply,
        FeeInfo memory _buyFees,
        FeeInfo memory _sellFees,
        uint256 _percentToLP,
        uint256 _lpLockDuration,
        address _mainWallet,
        address _devWallet,
        ProofInfo memory _addresses
    ) ERC20(_name, _symbol) Ownable(msg.sender) payable {

        if (_lpLockDuration < 30 days || msg.value < 1 ether || _percentToLP < 70) {
            revert InvalidConfiguration();
        }

        // set addresses

        lockerAddress = _addresses.locker;
        proofWallet = payable(_addresses.proofWallet);
        proofStaking = payable(_addresses.proofStaking);

        IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(_addresses.router);
        uniswapV2Router = _uniswapV2Router;

        pair = IUniswapV2Factory(_uniswapV2Router.factory())
            .createPair(address(this), _uniswapV2Router.WETH());

        uint256 amountToPair = _totalSupply * _percentToLP / 100;
        super._update(address(0), address(this), amountToPair); // mint to contract for liquidity

        // set basic data

        lpLockDuration = _lpLockDuration;
        maxTxAmount = _totalSupply * 5 / 1000;
        swapTokensAtAmount = _totalSupply * 5 / 4000;
        maxWallet = _totalSupply * 5 / 1000;

        _changeFees(_buyFees, _sellFees);

        mainWallet = payable(_mainWallet);
        devWallet = payable(_devWallet);

        userInfo[address(this)] = UserInfo(true, true, 0);
        userInfo[pair].isTxLimitExempt = true;

        super._update(address(0), owner(), _totalSupply - amountToPair); // mint to owner
    }

    function launch() external payable onlyOwner lockTheSwap {
        if (launchedAt != 0) {
            revert InvalidConfiguration();
        }

        // enable trading
        antiSnipeEndBlock = block.number + 10;
        isAntiSnipeActive = true;
        launchedAt = block.timestamp;
        isTradingEnabled = true;

        // add liquidity
        _approve(address(this), address(uniswapV2Router), type(uint256).max);
        addLiquidity(balanceOf(address(this)), address(this).balance - msg.value, address(this));

        // lock liquidity
        uint256 lpBalance = IERC20(pair).balanceOf(address(this));
        IERC20(pair).approve(lockerAddress, lpBalance);
        
        lockID = ITeamFinanceLocker(lockerAddress).lockToken{value: msg.value}(pair, msg.sender, lpBalance, block.timestamp + lpLockDuration, false, address(0));
    }

    function cancel() external onlyOwner {
        if (launchedAt != 0) {
            revert InvalidConfiguration();
        }

        // send the tokens and eth back to the owner
        super._update(address(this), owner(), balanceOf(address(this)));
        address(owner()).call{value: address(this).balance}("");
    }

    function _update(
        address from,
        address to,
        uint256 amount
    ) internal override {
        if (!isTradingEnabled) {
            revert TradingNotEnabled();
        }

        UserInfo storage sender = userInfo[from];
        UserInfo storage recipient = userInfo[to];

        if (swapping == 2 || from == owner() || to == owner() || amount == 0) {
            super._update(from, to, amount);
            return;
        }

        // 1 purchase per block for the first 10 blocks
        if (isAntiSnipeActive) {
            if (block.number < antiSnipeEndBlock) {
                UserInfo storage user = userInfo[tx.origin];
                
                uint256 delayedUntil = user.lastTxBlock + 1;
                if (delayedUntil > block.number) {
                    revert TransferDelayEnabled(block.number, delayedUntil);
                }
                user.lastTxBlock = block.number;

            } else {
                isAntiSnipeActive = false;
            }
        }

        if (!maxWalletChanged && block.timestamp > (launchedAt + 600)) {
            //1% after 10 minutes if we haven't manually updated
            maxWallet = totalSupply() / 100;
            maxWalletChanged = true;
        }

        if (restrictWhales) {
            if (to == pair && !sender.isTxLimitExempt && amount > maxTxAmount) {
                revert ExceedsMaxTxAmount();
            }

            if (!recipient.isTxLimitExempt && amount + balanceOf(to) > maxWallet) {
                revert ExceedsMaxWalletAmount();
            }
        }

        uint256 total = feeTokens.total;
        bool canSwap = total >= swapTokensAtAmount;

        if (
            canSwap &&
            swapEnabled &&
            from != pair
        ) {
            processFees(total, swapTokensAtAmount);
        }
        
        if (!sender.isFeeExempt && !recipient.isFeeExempt) {

            FeeInfo storage _buyFees = buyFees;
            FeeInfo storage _sellFees = sellFees;

            if (!proofFeeRemoved) {
                uint256 daysPassed = block.timestamp - launchedAt;
                if (!proofFeeReduced && daysPassed > 1 days) {
                    uint256 totalBuy = _buyFees.total - _buyFees.proof;
                    if (totalBuy == 0) {
                        _buyFees.total = 0;
                        _buyFees.proof = 0;
                    } else {
                        _buyFees.total = totalBuy + 1;
                        _buyFees.proof = 1;
                    }
                    uint256 totalSell = _sellFees.total - _sellFees.proof;
                    if (totalSell == 0) {
                        _sellFees.total = 0;
                        _sellFees.proof = 0;
                    } else {
                        _sellFees.total = totalSell + 1;
                        _sellFees.proof = 1;
                    }
                    proofFeeReduced = true;
                } else if (daysPassed > 31 days) {
                    _buyFees.total -= _buyFees.proof;
                    _sellFees.total -= _sellFees.proof;
                    _buyFees.proof = 0;
                    _sellFees.proof = 0;
                    proofFeeRemoved = true;
                }
            }

            uint256 fees;
            if (to == pair) { //sell
                fees = _calculateFees(_sellFees, amount);
            } else if (from == pair) { //buy
                fees = _calculateFees(_buyFees, amount);
            }
            if (fees > 0) {
                amount -= fees;
                super._update(from, address(this), fees);
            }
        }

        super._update(from, to, amount);

    }

    function _calculateFees(FeeInfo memory feeRate, uint256 amount) internal returns (uint256 fees) {
        if (feeRate.total != 0) {
            fees = amount * feeRate.total / 100;
            
            FeeInfo storage _feeTokens = feeTokens;
            _feeTokens.liquidity += fees * feeRate.liquidity / feeRate.total;
            _feeTokens.main += fees * feeRate.main / feeRate.total;
            _feeTokens.proof += fees * feeRate.proof / feeRate.total;
            _feeTokens.dev += fees * feeRate.dev / feeRate.total;
            _feeTokens.total += fees;
        }
    }

    function processFees(uint256 total, uint256 amountToSwap) internal lockTheSwap {
        FeeInfo storage _feeTokens = feeTokens;

        FeeInfo memory swapTokens = FeeInfo({
            liquidity: amountToSwap * _feeTokens.liquidity / total,
            main: amountToSwap * _feeTokens.main / total,
            proof: amountToSwap * _feeTokens.proof / total,
            dev: amountToSwap * _feeTokens.dev / total,
            total: amountToSwap
        });

        uint256 liqToSwap = swapTokens.liquidity / 2;
        uint256 amountToPair = swapTokens.liquidity - liqToSwap;

        uint256 totalToSwap = amountToSwap - amountToPair;

        uint256 ethBalance = swapTokensForETH(totalToSwap);

        FeeInfo memory ethSplit = FeeInfo({
            liquidity: 0,
            main: ethBalance * swapTokens.main / totalToSwap,
            proof: ethBalance * swapTokens.proof / totalToSwap,
            dev: ethBalance * swapTokens.dev / totalToSwap,
            total: 0
        });
        
        if (ethSplit.main > 0) {
           address(mainWallet).call{value: ethSplit.main}("");
        }

        if (ethSplit.dev > 0) {
            address(devWallet).call{value: ethSplit.dev}("");
        }
        
        if (ethSplit.proof > 0) {
            uint256 revenueSplit = ethSplit.proof / 2;
            address(proofStaking).call{value: revenueSplit}("");
            address(proofWallet).call{value: ethSplit.proof - revenueSplit}("");
        }
        ethSplit.liquidity = address(this).balance;

        uint256 amountPaired;
        if (amountToPair > 0 && ethSplit.liquidity > 0) {
            amountPaired = addLiquidity(amountToPair, ethSplit.liquidity, address(0xdead));
            emit SwapAndLiquify(amountToPair, ethSplit.liquidity);
        }

        _feeTokens.liquidity -= swapTokens.liquidity - (amountToPair - amountPaired);
        _feeTokens.main -= swapTokens.main;
        _feeTokens.proof -= swapTokens.proof;
        _feeTokens.dev -= swapTokens.dev;
        _feeTokens.total -= swapTokens.total;
    }

    function swapTokensForETH(uint256 tokenAmount) internal returns (uint256 ethBalance) {
        uint256 ethBalBefore = address(this).balance;

        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = uniswapV2Router.WETH();

        uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0, // accept any amount of ETH
            path,
            address(this),
            block.timestamp
        );

        ethBalance = address(this).balance - ethBalBefore;
    }

    function addLiquidity(uint256 tokenAmount, uint256 ethAmount, address recipient) private returns (uint256) {
        (uint256 amountA,,) = uniswapV2Router.addLiquidityETH{value: ethAmount}(
            address(this),
            tokenAmount,
            0, // slippage is unavoidable
            0, // slippage is unavoidable
            recipient,
            block.timestamp
        );
        return amountA;
    }

    function changeFees(
        uint256 liquidityBuy,
        uint256 mainBuy,
        uint256 devBuy,
        uint256 liquiditySell,
        uint256 mainSell,
        uint256 devSell
    ) external onlyOwner {
        FeeInfo memory buyFees;
        buyFees.liquidity = liquidityBuy;
        buyFees.main = mainBuy;
        buyFees.dev = devBuy;

        FeeInfo memory sellFees;
        sellFees.liquidity = liquiditySell;
        sellFees.main = mainSell;
        sellFees.dev = devSell;

        (buyFees.proof, sellFees.proof) = launchedAt != 0 ? _calculateProofFee() : (2,2);
        _changeFees(buyFees, sellFees);
    }

    function _calculateProofFee() internal returns (uint256, uint256) {
        uint256 daysPassed = block.timestamp - launchedAt;
        if (daysPassed > 31 days) {
            proofFeeRemoved = true;
            return (0,0);
        } else if (daysPassed > 1 days) {
            proofFeeReduced = true;
            return (1,1);
        } else {
            return (2,2);
        }
    }

    function _changeFees(FeeInfo memory _buyFees, FeeInfo memory _sellFees) internal {
        _buyFees.total = _buyFees.liquidity + _buyFees.main + _buyFees.dev;
        if (_buyFees.total == 0) {
            _buyFees.proof = 0;
        } else {
             _buyFees.total += _buyFees.proof;
        }

        _sellFees.total = _sellFees.liquidity + _sellFees.main + _sellFees.dev;
        if (_sellFees.total == 0) {
            _sellFees.proof = 0;
        } else {
            _sellFees.total += _sellFees.proof;
        }

        if (_buyFees.total > 12 || _sellFees.total > 17) {
            revert InvalidConfiguration();
        }

        buyFees = _buyFees;
        sellFees = _sellFees;
    }

    function setMaxTxAmount(uint256 _maxTxAmt) external onlyOwner() {
        if (launchedAt == 0 ||
            _maxTxAmt < (totalSupply() * 5) / 1000 ||
            _maxTxAmt > (totalSupply() * 3) / 100
           ) {
            revert InvalidConfiguration();
        }
        maxTxAmount = _maxTxAmt;
    }

    function setMaxWalletSize(uint256 _maxWalletSize) external onlyOwner() {
        if (launchedAt == 0 ||
            _maxWalletSize < (totalSupply() * 5) / 1000 ||
            _maxWalletSize > (totalSupply() * 3) / 100
           ) {
            revert InvalidConfiguration();
        }
        maxWallet = _maxWalletSize;
        maxWalletChanged = true;
    }

    function setRestrictWhalesEnabled(bool _enabled) external onlyOwner{
        restrictWhales = _enabled;
    }

    function setFeeExempt(address account, bool value) public onlyOwner {
        userInfo[account].isFeeExempt = value;
    }

    function setFeeExempt(address[] memory accounts) public onlyOwner {
        uint256 len = accounts.length;
        for (uint256 i = 0; i < len; i++) {
            userInfo[accounts[i]].isFeeExempt = true;
        }
    }

    function setTxLimitExempt(address account, bool value) public onlyOwner {
        userInfo[account].isTxLimitExempt = value;
    }

    function setTxLimitExempt(address[] memory accounts) public onlyOwner {
        uint256 len = accounts.length;
        for (uint256 i = 0; i < len; i++) {
            userInfo[accounts[i]].isTxLimitExempt = true;
        }
    }

    function setDevWallet(address newWallet) external onlyOwner {
        devWallet = payable(newWallet);
    }

    function setMainWallet(address newWallet) external onlyOwner {
        mainWallet = payable(newWallet);
    }

    function setSwapAndLiquifyEnabled(bool _enabled) external onlyOwner {
        swapEnabled = _enabled;
        emit SwapAndLiquifyEnabledUpdated(_enabled);
    }

    function setSwapAtAmount(uint256 amount) external onlyOwner {
        swapTokensAtAmount = amount;
    }

    function withdrawStuckTokens() external onlyOwner {
        super._update(address(this), _msgSender(), balanceOf(address(this)) - feeTokens.total);
    }

    function getCirculatingSupply() external view returns (uint256) {
        return totalSupply() - balanceOf(address(0xdead));
    }

    function decimals() public view virtual override returns (uint8) {
        return 9;
    }

    modifier lockTheSwap() {
        swapping = 2;
        _;
        swapping = 1;
    }

    receive() external payable {}

    function version() public view returns (uint8) {
        return 1;
    }
 
}

{
  "compilationTarget": {
    "ProofStandardStealth.sol": "ProofStandardStealth"
  },
  "evmVersion": "cancun",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": []
}