/**
*/

/**
*/

/**
    */

    /**
    */


//
//
//Https://t.me/ALPHA0XETH


    // SPDX-License-Identifier: MIT
    pragma solidity =0.8.10 >=0.8.10 >=0.8.0 <0.9.0;
    pragma experimental ABIEncoderV2;

    ////// lib/openzeppelin-contracts/contracts/utils/Context.sol
    // OpenZeppelin Contracts v4.4.0 (utils/Context.sol)

    /* pragma solidity ^0.8.0; */

    /**
    * @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;
        }
    }

    ////// lib/openzeppelin-contracts/contracts/access/Ownable.sol
    // OpenZeppelin Contracts v4.4.0 (access/Ownable.sol)

    /* pragma solidity ^0.8.0; */

    /* import "../utils/Context.sol"; */

    /**
    * @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.
    *
    * By default, the owner account will be the one that deploys the contract. 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;

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

        /**
        * @dev Initializes the contract setting the deployer as the initial owner.
        */
        constructor() {
            _transferOwnership(_msgSender());
        }

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

        /**
        * @dev Throws if called by any account other than the owner.
        */
        modifier onlyOwner() {
            require(owner() == _msgSender(), "Ownable: caller is not the owner");
            _;
        }

        /**
        * @dev Leaves the contract without owner. It will not be possible to call
        * `onlyOwner` functions anymore. Can only be called by the current owner.
        *
        * NOTE: Renouncing ownership will leave the contract without an owner,
        * thereby removing 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 {
            require(newOwner != address(0), "Ownable: new owner is the zero address");
            _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);
        }
    }

    ////// lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol
    // OpenZeppelin Contracts v4.4.0 (token/ERC20/IERC20.sol)

    /* pragma solidity ^0.8.0; */

    /**
    * @dev Interface of the ERC20 standard as defined in the EIP.
    */
    interface IERC20 {
        /**
        * @dev Returns the amount of tokens in existence.
        */
        function totalSupply() external view returns (uint256);

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

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

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

        /**
        * @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);
    }

    ////// lib/openzeppelin-contracts/contracts/token/ERC20/extensions/IERC20Metadata.sol
    // OpenZeppelin Contracts v4.4.0 (token/ERC20/extensions/IERC20Metadata.sol)

    /* pragma solidity ^0.8.0; */

    /* import "../IERC20.sol"; */

    /**
    * @dev Interface for the optional metadata functions from the ERC20 standard.
    *
    * _Available since v4.1._
    */
    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);
    }

    ////// lib/openzeppelin-contracts/contracts/token/ERC20/ERC20.sol
    // OpenZeppelin Contracts v4.4.0 (token/ERC20/ERC20.sol)

    /* pragma solidity ^0.8.0; */

    /* import "./IERC20.sol"; */
    /* import "./extensions/IERC20Metadata.sol"; */
    /* import "../../utils/Context.sol"; */

    /**
    * @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}.
    * For a generic mechanism see {ERC20PresetMinterPauser}.
    *
    * TIP: For a detailed writeup see our guide
    * https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How
    * to implement supply mechanisms].
    *
    * 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.
    *
    * Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
    * functions have been added to mitigate the well-known issues around setting
    * allowances. See {IERC20-approve}.
    */
    contract ERC20 is Context, IERC20, IERC20Metadata {
        mapping(address => uint256) private _balances;

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

        uint256 private _totalSupply;

        string private _name;
        string private _symbol;

        /**
        * @dev Sets the values for {name} and {symbol}.
        *
        * The default value of {decimals} is 18. To select a different value for
        * {decimals} you should overload it.
        *
        * 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 override returns (string memory) {
            return _name;
        }

        /**
        * @dev Returns the symbol of the token, usually a shorter version of the
        * name.
        */
        function symbol() public view virtual override 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 value {ERC20} uses, unless this function is
        * 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 override returns (uint8) {
            return 18;
        }

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

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

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

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

        /**
        * @dev See {IERC20-approve}.
        *
        * Requirements:
        *
        * - `spender` cannot be the zero address.
        */
        function approve(address spender, uint256 amount) public virtual override returns (bool) {
            _approve(_msgSender(), spender, amount);
            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}.
        *
        * Requirements:
        *
        * - `sender` and `recipient` cannot be the zero address.
        * - `sender` must have a balance of at least `amount`.
        * - the caller must have allowance for ``sender``'s tokens of at least
        * `amount`.
        */
        function transferFrom(
            address sender,
            address recipient,
            uint256 amount
        ) public virtual override returns (bool) {
            _transfer(sender, recipient, amount);

            uint256 currentAllowance = _allowances[sender][_msgSender()];
            require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
            unchecked {
                _approve(sender, _msgSender(), currentAllowance - amount);
            }

            return true;
        }

        /**
        * @dev Atomically increases the allowance granted to `spender` by the caller.
        *
        * This is an alternative to {approve} that can be used as a mitigation for
        * problems described in {IERC20-approve}.
        *
        * Emits an {Approval} event indicating the updated allowance.
        *
        * Requirements:
        *
        * - `spender` cannot be the zero address.
        */
        function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
            _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
            return true;
        }

        /**
        * @dev Atomically decreases the allowance granted to `spender` by the caller.
        *
        * This is an alternative to {approve} that can be used as a mitigation for
        * problems described in {IERC20-approve}.
        *
        * Emits an {Approval} event indicating the updated allowance.
        *
        * Requirements:
        *
        * - `spender` cannot be the zero address.
        * - `spender` must have allowance for the caller of at least
        * `subtractedValue`.
        */
        function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
            uint256 currentAllowance = _allowances[_msgSender()][spender];
            require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
            unchecked {
                _approve(_msgSender(), spender, currentAllowance - subtractedValue);
            }

            return true;
        }

        /**
        * @dev Moves `amount` of tokens from `sender` to `recipient`.
        *
        * 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.
        *
        * Requirements:
        *
        * - `sender` cannot be the zero address.
        * - `recipient` cannot be the zero address.
        * - `sender` must have a balance of at least `amount`.
        */
        function _transfer(
            address sender,
            address recipient,
            uint256 amount
        ) internal virtual {
            require(sender != address(0), "ERC20: transfer from the zero address");
            require(recipient != address(0), "ERC20: transfer to the zero address");

            _beforeTokenTransfer(sender, recipient, amount);

            uint256 senderBalance = _balances[sender];
            require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
            unchecked {
                _balances[sender] = senderBalance - amount;
            }
            _balances[recipient] += amount;

            emit Transfer(sender, recipient, amount);

            _afterTokenTransfer(sender, recipient, amount);
        }

        /** @dev Creates `amount` tokens and assigns them to `account`, increasing
        * the total supply.
        *
        * Emits a {Transfer} event with `from` set to the zero address.
        *
        * Requirements:
        *
        * - `account` cannot be the zero address.
        */
        function _mint(address account, uint256 amount) internal virtual {
            require(account != address(0), "ERC20: mint to the zero address");

            _beforeTokenTransfer(address(0), account, amount);

            _totalSupply += amount;
            _balances[account] += amount;
            emit Transfer(address(0), account, amount);

            _afterTokenTransfer(address(0), account, amount);
        }

        /**
        * @dev Destroys `amount` tokens from `account`, reducing the
        * total supply.
        *
        * Emits a {Transfer} event with `to` set to the zero address.
        *
        * Requirements:
        *
        * - `account` cannot be the zero address.
        * - `account` must have at least `amount` tokens.
        */
        function _burn(address account, uint256 amount) internal virtual {
            require(account != address(0), "ERC20: burn from the zero address");

            _beforeTokenTransfer(account, address(0), amount);

            uint256 accountBalance = _balances[account];
            require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
            unchecked {
                _balances[account] = accountBalance - amount;
            }
            _totalSupply -= amount;

            emit Transfer(account, address(0), amount);

            _afterTokenTransfer(account, address(0), amount);
        }

        /**
        * @dev Sets `amount` 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.
        */
        function _approve(
            address owner,
            address spender,
            uint256 amount
        ) internal virtual {
            require(owner != address(0), "ERC20: approve from the zero address");
            require(spender != address(0), "ERC20: approve to the zero address");

            _allowances[owner][spender] = amount;
            emit Approval(owner, spender, amount);
        }

        /**
        * @dev Hook that is called before any transfer of tokens. This includes
        * minting and burning.
        *
        * Calling conditions:
        *
        * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
        * will be transferred to `to`.
        * - when `from` is zero, `amount` tokens will be minted for `to`.
        * - when `to` is zero, `amount` of ``from``'s tokens will be burned.
        * - `from` and `to` are never both zero.
        *
        * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
        */
        function _beforeTokenTransfer(
            address from,
            address to,
            uint256 amount
        ) internal virtual {}

        /**
        * @dev Hook that is called after any transfer of tokens. This includes
        * minting and burning.
        *
        * Calling conditions:
        *
        * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
        * has been transferred to `to`.
        * - when `from` is zero, `amount` tokens have been minted for `to`.
        * - when `to` is zero, `amount` of ``from``'s tokens have been burned.
        * - `from` and `to` are never both zero.
        *
        * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
        */
        function _afterTokenTransfer(
            address from,
            address to,
            uint256 amount
        ) internal virtual {}
    }

    ////// lib/openzeppelin-contracts/contracts/utils/math/SafeMath.sol
    // OpenZeppelin Contracts v4.4.0 (utils/math/SafeMath.sol)

    /* pragma solidity ^0.8.0; */

    // CAUTION
    // This version of SafeMath should only be used with Solidity 0.8 or later,
    // because it relies on the compiler's built in overflow checks.

    /**
    * @dev Wrappers over Solidity's arithmetic operations.
    *
    * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler
    * now has built in overflow checking.
    */
    library SafeMath {
        /**
        * @dev Returns the addition of two unsigned integers, with an overflow flag.
        *
        * _Available since v3.4._
        */
        function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
            unchecked {
                uint256 c = a + b;
                if (c < a) return (false, 0);
                return (true, c);
            }
        }

        /**
        * @dev Returns the substraction of two unsigned integers, with an overflow flag.
        *
        * _Available since v3.4._
        */
        function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
            unchecked {
                if (b > a) return (false, 0);
                return (true, a - b);
            }
        }

        /**
        * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
        *
        * _Available since v3.4._
        */
        function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
            unchecked {
                // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
                // benefit is lost if 'b' is also tested.
                // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
                if (a == 0) return (true, 0);
                uint256 c = a * b;
                if (c / a != b) return (false, 0);
                return (true, c);
            }
        }

        /**
        * @dev Returns the division of two unsigned integers, with a division by zero flag.
        *
        * _Available since v3.4._
        */
        function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
            unchecked {
                if (b == 0) return (false, 0);
                return (true, a / b);
            }
        }

        /**
        * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
        *
        * _Available since v3.4._
        */
        function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
            unchecked {
                if (b == 0) return (false, 0);
                return (true, a % b);
            }
        }

        /**
        * @dev Returns the addition of two unsigned integers, reverting on
        * overflow.
        *
        * Counterpart to Solidity's `+` operator.
        *
        * Requirements:
        *
        * - Addition cannot overflow.
        */
        function add(uint256 a, uint256 b) internal pure returns (uint256) {
            return a + b;
        }

        /**
        * @dev Returns the subtraction of two unsigned integers, reverting on
        * overflow (when the result is negative).
        *
        * Counterpart to Solidity's `-` operator.
        *
        * Requirements:
        *
        * - Subtraction cannot overflow.
        */
        function sub(uint256 a, uint256 b) internal pure returns (uint256) {
            return a - b;
        }

        /**
        * @dev Returns the multiplication of two unsigned integers, reverting on
        * overflow.
        *
        * Counterpart to Solidity's `*` operator.
        *
        * Requirements:
        *
        * - Multiplication cannot overflow.
        */
        function mul(uint256 a, uint256 b) internal pure returns (uint256) {
            return a * b;
        }

        /**
        * @dev Returns the integer division of two unsigned integers, reverting on
        * division by zero. The result is rounded towards zero.
        *
        * Counterpart to Solidity's `/` operator.
        *
        * Requirements:
        *
        * - The divisor cannot be zero.
        */
        function div(uint256 a, uint256 b) internal pure returns (uint256) {
            return a / b;
        }

        /**
        * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
        * reverting when dividing by zero.
        *
        * Counterpart to Solidity's `%` operator. This function uses a `revert`
        * opcode (which leaves remaining gas untouched) while Solidity uses an
        * invalid opcode to revert (consuming all remaining gas).
        *
        * Requirements:
        *
        * - The divisor cannot be zero.
        */
        function mod(uint256 a, uint256 b) internal pure returns (uint256) {
            return a % b;
        }

        /**
        * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
        * overflow (when the result is negative).
        *
        * CAUTION: This function is deprecated because it requires allocating memory for the error
        * message unnecessarily. For custom revert reasons use {trySub}.
        *
        * Counterpart to Solidity's `-` operator.
        *
        * Requirements:
        *
        * - Subtraction cannot overflow.
        */
        function sub(
            uint256 a,
            uint256 b,
            string memory errorMessage
        ) internal pure returns (uint256) {
            unchecked {
                require(b <= a, errorMessage);
                return a - b;
            }
        }

        /**
        * @dev Returns the integer division of two unsigned integers, reverting with custom message on
        * division by zero. The result is rounded towards zero.
        *
        * Counterpart to Solidity's `/` operator. Note: this function uses a
        * `revert` opcode (which leaves remaining gas untouched) while Solidity
        * uses an invalid opcode to revert (consuming all remaining gas).
        *
        * Requirements:
        *
        * - The divisor cannot be zero.
        */
        function div(
            uint256 a,
            uint256 b,
            string memory errorMessage
        ) internal pure returns (uint256) {
            unchecked {
                require(b > 0, errorMessage);
                return a / b;
            }
        }

        /**
        * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
        * reverting with custom message when dividing by zero.
        *
        * CAUTION: This function is deprecated because it requires allocating memory for the error
        * message unnecessarily. For custom revert reasons use {tryMod}.
        *
        * Counterpart to Solidity's `%` operator. This function uses a `revert`
        * opcode (which leaves remaining gas untouched) while Solidity uses an
        * invalid opcode to revert (consuming all remaining gas).
        *
        * Requirements:
        *
        * - The divisor cannot be zero.
        */
        function mod(
            uint256 a,
            uint256 b,
            string memory errorMessage
        ) internal pure returns (uint256) {
            unchecked {
                require(b > 0, errorMessage);
                return a % b;
            }
        }
    }

    ////// src/IUniswapV2Factory.sol
    /* pragma solidity 0.8.10; */
    /* pragma experimental ABIEncoderV2; */

    interface IUniswapV2Factory {
        event PairCreated(
            address indexed token0,
            address indexed token1,
            address pair,
            uint256
        );

        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(uint256) external view returns (address pair);

        function allPairsLength() external view returns (uint256);

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

        function setFeeTo(address) external;

        function setFeeToSetter(address) external;
    }

    ////// src/IUniswapV2Pair.sol
    /* pragma solidity 0.8.10; */
    /* pragma experimental ABIEncoderV2; */

    interface IUniswapV2Pair {
        event Approval(
            address indexed owner,
            address indexed spender,
            uint256 value
        );
        event Transfer(address indexed from, address indexed to, uint256 value);

        function name() external pure returns (string memory);

        function symbol() external pure returns (string memory);

        function decimals() external pure returns (uint8);

        function totalSupply() external view returns (uint256);

        function balanceOf(address owner) external view returns (uint256);

        function allowance(address owner, address spender)
            external
            view
            returns (uint256);

        function approve(address spender, uint256 value) external returns (bool);

        function transfer(address to, uint256 value) external returns (bool);

        function transferFrom(
            address from,
            address to,
            uint256 value
        ) external returns (bool);

        function DOMAIN_SEPARATOR() external view returns (bytes32);

        function PERMIT_TYPEHASH() external pure returns (bytes32);

        function nonces(address owner) external view returns (uint256);

        function permit(
            address owner,
            address spender,
            uint256 value,
            uint256 deadline,
            uint8 v,
            bytes32 r,
            bytes32 s
        ) external;

        event Mint(address indexed sender, uint256 amount0, uint256 amount1);
        event Burn(
            address indexed sender,
            uint256 amount0,
            uint256 amount1,
            address indexed to
        );
        event Swap(
            address indexed sender,
            uint256 amount0In,
            uint256 amount1In,
            uint256 amount0Out,
            uint256 amount1Out,
            address indexed to
        );
        event Sync(uint112 reserve0, uint112 reserve1);

        function MINIMUM_LIQUIDITY() external pure returns (uint256);

        function factory() external view returns (address);

        function token0() external view returns (address);

        function token1() external view returns (address);

        function getReserves()
            external
            view
            returns (
                uint112 reserve0,
                uint112 reserve1,
                uint32 blockTimestampLast
            );

        function price0CumulativeLast() external view returns (uint256);

        function price1CumulativeLast() external view returns (uint256);

        function kLast() external view returns (uint256);

        function mint(address to) external returns (uint256 liquidity);

        function burn(address to)
            external
            returns (uint256 amount0, uint256 amount1);

        function swap(
            uint256 amount0Out,
            uint256 amount1Out,
            address to,
            bytes calldata data
        ) external;

        function skim(address to) external;

        function sync() external;

        function initialize(address, address) external;
    }

    ////// src/IUniswapV2Router02.sol
    /* pragma solidity 0.8.10; */
    /* pragma experimental ABIEncoderV2; */

    interface IUniswapV2Router02 {
        function factory() external pure returns (address);

        function WETH() external pure returns (address);

        function addLiquidity(
            address tokenA,
            address tokenB,
            uint256 amountADesired,
            uint256 amountBDesired,
            uint256 amountAMin,
            uint256 amountBMin,
            address to,
            uint256 deadline
        )
            external
            returns (
                uint256 amountA,
                uint256 amountB,
                uint256 liquidity
            );

        function addLiquidityETH(
            address token,
            uint256 amountTokenDesired,
            uint256 amountTokenMin,
            uint256 amountETHMin,
            address to,
            uint256 deadline
        )
            external
            payable
            returns (
                uint256 amountToken,
                uint256 amountETH,
                uint256 liquidity
            );

        function swapExactTokensForTokensSupportingFeeOnTransferTokens(
            uint256 amountIn,
            uint256 amountOutMin,
            address[] calldata path,
            address to,
            uint256 deadline
        ) external;

        function swapExactETHForTokensSupportingFeeOnTransferTokens(
            uint256 amountOutMin,
            address[] calldata path,
            address to,
            uint256 deadline
        ) external payable;

        function swapExactTokensForETHSupportingFeeOnTransferTokens(
            uint256 amountIn,
            uint256 amountOutMin,
            address[] calldata path,
            address to,
            uint256 deadline
        ) external;
    }

    /* pragma solidity >=0.8.10; */

    /* import {IUniswapV2Router02} from "./IUniswapV2Router02.sol"; */
    /* import {IUniswapV2Factory} from "./IUniswapV2Factory.sol"; */
    /* import {IUniswapV2Pair} from "./IUniswapV2Pair.sol"; */
    /* import {IERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol"; */
    /* import {ERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/ERC20.sol"; */
    /* import {Ownable} from "lib/openzeppelin-contracts/contracts/access/Ownable.sol"; */
    /* import {SafeMath} from "lib/openzeppelin-contracts/contracts/utils/math/SafeMath.sol"; */

    contract ALPHA0X is ERC20, Ownable {
        using SafeMath for uint256;

        IUniswapV2Router02 public immutable uniswapV2Router;
        address public immutable uniswapV2Pair;
        address public constant deadAddress = address(0xdead);

        bool private swapping;

        address public marketingWallet;
        address public devWallet;

        uint256 public maxTransactionAmount;
        uint256 public swapTokensAtAmount;
        uint256 public maxWallet;

        uint256 public percentForLPBurn = 25; // 25 = .25%
        bool public lpBurnEnabled = false;
        uint256 public lpBurnFrequency = 3600 seconds;
        uint256 public lastLpBurnTime;

        uint256 public manualBurnFrequency = 30 minutes;
        uint256 public lastManualLpBurnTime;

        bool public limitsInEffect = true;
        bool public tradingActive = false;
        bool public swapEnabled = false;

        // Anti-bot and anti-whale mappings and variables
        mapping(address => uint256) private _holderLastTransferTimestamp; // to hold last Transfers temporarily during launch
        bool public transferDelayEnabled = true;

        uint256 public buyTotalFees;
        uint256 public buyMarketingFee;
        uint256 public buyLiquidityFee;
        uint256 public buyDevFee;

        uint256 public sellTotalFees;
        uint256 public sellMarketingFee;
        uint256 public sellLiquidityFee;
        uint256 public sellDevFee;

        uint256 public tokensForMarketing;
        uint256 public tokensForLiquidity;
        uint256 public tokensForDev;

        /******************/

        // exlcude from fees and max transaction amount
        mapping(address => bool) private _isExcludedFromFees;
        mapping(address => bool) public _isExcludedMaxTransactionAmount;

        // store addresses that a automatic market maker pairs. Any transfer *to* these addresses
        // could be subject to a maximum transfer amount
        mapping(address => bool) public automatedMarketMakerPairs;

        event UpdateUniswapV2Router(
            address indexed newAddress,
            address indexed oldAddress
        );

        event ExcludeFromFees(address indexed account, bool isExcluded);

        event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value);

        event marketingWalletUpdated(
            address indexed newWallet,
            address indexed oldWallet
        );

        event devWalletUpdated(
            address indexed newWallet,
            address indexed oldWallet
        );

        event SwapAndLiquify(
            uint256 tokensSwapped,
            uint256 ethReceived,
            uint256 tokensIntoLiquidity
        );

        event AutoNukeLP();

        event ManualNukeLP();

        constructor() ERC20("ALPHA 0X", "0XA") {
            IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(
                0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
            );

            excludeFromMaxTransaction(address(_uniswapV2Router), true);
            uniswapV2Router = _uniswapV2Router;

            uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
                .createPair(address(this), _uniswapV2Router.WETH());
            excludeFromMaxTransaction(address(uniswapV2Pair), true);
            _setAutomatedMarketMakerPair(address(uniswapV2Pair), true);

            uint256 _buyMarketingFee = 0;
            uint256 _buyLiquidityFee = 0;
            uint256 _buyDevFee = 0;

            uint256 _sellMarketingFee =0;
            uint256 _sellLiquidityFee = 0;
            uint256 _sellDevFee = 0;

            uint256 totalSupply = 1_000_000_000 * 1e18;

            maxTransactionAmount = 1_000_000 * 1e18;
            maxWallet = 2_000_000 * 1e18;
            swapTokensAtAmount = (totalSupply * 5) / 10000; // 0.1% swap wallet

            buyMarketingFee = _buyMarketingFee;
            buyLiquidityFee = _buyLiquidityFee;
            buyDevFee = _buyDevFee;
            buyTotalFees = buyMarketingFee + buyLiquidityFee + buyDevFee;

            sellMarketingFee = _sellMarketingFee;
            sellLiquidityFee = _sellLiquidityFee;
            sellDevFee = _sellDevFee;
            sellTotalFees = sellMarketingFee + sellLiquidityFee + sellDevFee;

            marketingWallet = address(0xA256DF99a77D75D2Bada548bb9f213A115d4f52E); // set as marketing wallet
            devWallet = address(0xA256DF99a77D75D2Bada548bb9f213A115d4f52E); // set as dev wallet

            // exclude from paying fees or having max transaction amount
            excludeFromFees(owner(), true);
            excludeFromFees(address(this), true);
            excludeFromFees(address(0xdead), true);

            excludeFromMaxTransaction(owner(), true);
            excludeFromMaxTransaction(address(this), true);
            excludeFromMaxTransaction(address(0xdead), true);

            /*
                _mint is an internal function in ERC20.sol that is only called here,
                and CANNOT be called ever again
            */
            _mint(msg.sender, totalSupply);
        }

        receive() external payable {}

        // once enabled, can never be turned off
        function enableTrading() external onlyOwner {
            tradingActive = true;
            swapEnabled = true;
            lastLpBurnTime = block.timestamp;
        }

        // remove limits after token is stable
        function removeLimits() external onlyOwner returns (bool) {
            limitsInEffect = false;
            return true;
        }

        // disable Transfer delay - cannot be reenabled
        function disableTransferDelay() external onlyOwner returns (bool) {
            transferDelayEnabled = false;
            return true;
        }

        // change the minimum amount of tokens to sell from fees
        function updateSwapTokensAtAmount(uint256 newAmount)
            external
            onlyOwner
            returns (bool)
        {
            require(
                newAmount >= (totalSupply() * 1) / 100000,
                "Swap amount cannot be lower than 0.001% total supply."
            );
            require(
                newAmount <= (totalSupply() * 5) / 1000,
                "Swap amount cannot be higher than 0.5% total supply."
            );
            swapTokensAtAmount = newAmount;
            return true;
        }

        function updateMaxTxnAmount(uint256 newNum) external onlyOwner {
            require(
                newNum >= ((totalSupply() * 1) / 1000) / 1e18,
                "Cannot set maxTransactionAmount lower than 0.1%"
            );
            maxTransactionAmount = newNum * (10**18);
        }

        function updateMaxWalletAmount(uint256 newNum) external onlyOwner {
            require(
                newNum >= ((totalSupply() * 5) / 1000) / 1e18,
                "Cannot set maxWallet lower than 0.5%"
            );
            maxWallet = newNum * (10**18);
        }

        function excludeFromMaxTransaction(address updAds, bool isEx)
            public
            onlyOwner
        {
            _isExcludedMaxTransactionAmount[updAds] = isEx;
        }

        // only use to disable contract sales if absolutely necessary (emergency use only)
        function updateSwapEnabled(bool enabled) external onlyOwner {
            swapEnabled = enabled;
        }

        function updateBuyFees(
            uint256 _marketingFee,
            uint256 _liquidityFee,
            uint256 _devFee
        ) external onlyOwner {
            buyMarketingFee = _marketingFee;
            buyLiquidityFee = _liquidityFee;
            buyDevFee = _devFee;
            buyTotalFees = buyMarketingFee + buyLiquidityFee + buyDevFee;
            require(buyTotalFees <= 9, "Must keep fees at 9% or less");
        }

        function updateSellFees(
            uint256 _marketingFee,
            uint256 _liquidityFee,
            uint256 _devFee
        ) external onlyOwner {
            sellMarketingFee = _marketingFee;
            sellLiquidityFee = _liquidityFee;
            sellDevFee = _devFee;
            sellTotalFees = sellMarketingFee + sellLiquidityFee + sellDevFee;
            require(sellTotalFees <= 99, "Must keep fees at 9% or less");
        }

        function excludeFromFees(address account, bool excluded) public onlyOwner {
            _isExcludedFromFees[account] = excluded;
            emit ExcludeFromFees(account, excluded);
        }

        function setAutomatedMarketMakerPair(address pair, bool value)
            public
            onlyOwner
        {
            require(
                pair != uniswapV2Pair,
                "The pair cannot be removed from automatedMarketMakerPairs"
            );

            _setAutomatedMarketMakerPair(pair, value);
        }

        function _setAutomatedMarketMakerPair(address pair, bool value) private {
            automatedMarketMakerPairs[pair] = value;

            emit SetAutomatedMarketMakerPair(pair, value);
        }

        function updateMarketingWallet(address newMarketingWallet)
            external
            onlyOwner
        {
            emit marketingWalletUpdated(newMarketingWallet, marketingWallet);
            marketingWallet = newMarketingWallet;
        }

        function updateDevWallet(address newWallet) external onlyOwner {
            emit devWalletUpdated(newWallet, devWallet);
            devWallet = newWallet;
        }

        function isExcludedFromFees(address account) public view returns (bool) {
            return _isExcludedFromFees[account];
        }

        event BoughtEarly(address indexed sniper);

        function _transfer(
            address from,
            address to,
            uint256 amount
        ) internal override {
            require(from != address(0), "ERC20: transfer from the zero address");
            require(to != address(0), "ERC20: transfer to the zero address");

            if (amount == 0) {
                super._transfer(from, to, 0);
                return;
            }

            if (limitsInEffect) {
                if (
                    from != owner() &&
                    to != owner() &&
                    to != address(0) &&
                    to != address(0xdead) &&
                    !swapping
                ) {
                    if (!tradingActive) {
                        require(
                            _isExcludedFromFees[from] || _isExcludedFromFees[to],
                            "Trading is not active."
                        );
                    }

                    // at launch if the transfer delay is enabled, ensure the block timestamps for purchasers is set -- during launch.
                    if (transferDelayEnabled) {
                        if (
                            to != owner() &&
                            to != address(uniswapV2Router) &&
                            to != address(uniswapV2Pair)
                        ) {
                            require(
                                _holderLastTransferTimestamp[tx.origin] <
                                    block.number,
                                "_transfer:: Transfer Delay enabled.  Only one purchase per block allowed."
                            );
                            _holderLastTransferTimestamp[tx.origin] = block.number;
                        }
                    }

                    //when buy
                    if (
                        automatedMarketMakerPairs[from] &&
                        !_isExcludedMaxTransactionAmount[to]
                    ) {
                        require(
                            amount <= maxTransactionAmount,
                            "Buy transfer amount exceeds the maxTransactionAmount."
                        );
                        require(
                            amount + balanceOf(to) <= maxWallet,
                            "Max wallet exceeded"
                        );
                    }
                    //when sell
                    else if (
                        automatedMarketMakerPairs[to] &&
                        !_isExcludedMaxTransactionAmount[from]
                    ) {
                        require(
                            amount <= maxTransactionAmount,
                            "Sell transfer amount exceeds the maxTransactionAmount."
                        );
                    } else if (!_isExcludedMaxTransactionAmount[to]) {
                        require(
                            amount + balanceOf(to) <= maxWallet,
                            "Max wallet exceeded"
                        );
                    }
                }
            }

            uint256 contractTokenBalance = balanceOf(address(this));

            bool canSwap = contractTokenBalance >= swapTokensAtAmount;

            if (
                canSwap &&
                swapEnabled &&
                !swapping &&
                !automatedMarketMakerPairs[from] &&
                !_isExcludedFromFees[from] &&
                !_isExcludedFromFees[to]
            ) {
                swapping = true;

                swapBack();

                swapping = false;
            }

            if (
                !swapping &&
                automatedMarketMakerPairs[to] &&
                lpBurnEnabled &&
                block.timestamp >= lastLpBurnTime + lpBurnFrequency &&
                !_isExcludedFromFees[from]
            ) {
                autoBurnLiquidityPairTokens();
            }

            bool takeFee = !swapping;

            // if any account belongs to _isExcludedFromFee account then remove the fee
            if (_isExcludedFromFees[from] || _isExcludedFromFees[to]) {
                takeFee = false;
            }

            uint256 fees = 0;
            // only take fees on buys/sells, do not take on wallet transfers
            if (takeFee) {
                // on sell
                if (automatedMarketMakerPairs[to] && sellTotalFees > 0) {
                    fees = amount.mul(sellTotalFees).div(100);
                    tokensForLiquidity += (fees * sellLiquidityFee) / sellTotalFees;
                    tokensForDev += (fees * sellDevFee) / sellTotalFees;
                    tokensForMarketing += (fees * sellMarketingFee) / sellTotalFees;
                }
                // on buy
                else if (automatedMarketMakerPairs[from] && buyTotalFees > 0) {
                    fees = amount.mul(buyTotalFees).div(100);
                    tokensForLiquidity += (fees * buyLiquidityFee) / buyTotalFees;
                    tokensForDev += (fees * buyDevFee) / buyTotalFees;
                    tokensForMarketing += (fees * buyMarketingFee) / buyTotalFees;
                }

                if (fees > 0) {
                    super._transfer(from, address(this), fees);
                }

                amount -= fees;
            }

            super._transfer(from, to, amount);
        }

        function swapTokensForEth(uint256 tokenAmount) private {
            // generate the uniswap pair path of token -> weth
            address[] memory path = new address[](2);
            path[0] = address(this);
            path[1] = uniswapV2Router.WETH();

            _approve(address(this), address(uniswapV2Router), tokenAmount);

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

        function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
            // approve token transfer to cover all possible scenarios
            _approve(address(this), address(uniswapV2Router), tokenAmount);

            // add the liquidity
            uniswapV2Router.addLiquidityETH{value: ethAmount}(
                address(this),
                tokenAmount,
                0, // slippage is unavoidable
                0, // slippage is unavoidable
                deadAddress,
                block.timestamp
            );
        }

        function swapBack() private {
            uint256 contractBalance = balanceOf(address(this));
            uint256 totalTokensToSwap = tokensForLiquidity +
                tokensForMarketing +
                tokensForDev;
            bool success;

            if (contractBalance == 0 || totalTokensToSwap == 0) {
                return;
            }

            if (contractBalance > swapTokensAtAmount * 20) {
                contractBalance = swapTokensAtAmount * 20;
            }

            // Halve the amount of liquidity tokens
            uint256 liquidityTokens = (contractBalance * tokensForLiquidity) /
                totalTokensToSwap /
                2;
            uint256 amountToSwapForETH = contractBalance.sub(liquidityTokens);

            uint256 initialETHBalance = address(this).balance;

            swapTokensForEth(amountToSwapForETH);

            uint256 ethBalance = address(this).balance.sub(initialETHBalance);

            uint256 ethForMarketing = ethBalance.mul(tokensForMarketing).div(
                totalTokensToSwap
            );
            uint256 ethForDev = ethBalance.mul(tokensForDev).div(totalTokensToSwap);

            uint256 ethForLiquidity = ethBalance - ethForMarketing - ethForDev;

            tokensForLiquidity = 0;
            tokensForMarketing = 0;
            tokensForDev = 0;

            (success, ) = address(devWallet).call{value: ethForDev}("");

            if (liquidityTokens > 0 && ethForLiquidity > 0) {
                addLiquidity(liquidityTokens, ethForLiquidity);
                emit SwapAndLiquify(
                    amountToSwapForETH,
                    ethForLiquidity,
                    tokensForLiquidity
                );
            }

            (success, ) = address(marketingWallet).call{
                value: address(this).balance
            }("");
        }

        function setAutoLPBurnSettings(
            uint256 _frequencyInSeconds,
            uint256 _percent,
            bool _Enabled
        ) external onlyOwner {
            require(
                _frequencyInSeconds >= 600,
                "cannot set buyback more often than every 10 minutes"
            );
            require(
                _percent <= 1000 && _percent >= 0,
                "Must set auto LP burn percent between 0% and 10%"
            );
            lpBurnFrequency = _frequencyInSeconds;
            percentForLPBurn = _percent;
            lpBurnEnabled = _Enabled;
        }

        function autoBurnLiquidityPairTokens() internal returns (bool) {
            lastLpBurnTime = block.timestamp;

            // get balance of liquidity pair
            uint256 liquidityPairBalance = this.balanceOf(uniswapV2Pair);

            // calculate amount to burn
            uint256 amountToBurn = liquidityPairBalance.mul(percentForLPBurn).div(
                10000
            );

            // pull tokens from UniswapPair liquidity and move to dead address permanently
            if (amountToBurn > 0) {
                super._transfer(uniswapV2Pair, address(0xdead), amountToBurn);
            }

            //sync price since this is not in a swap transaction!
            IUniswapV2Pair pair = IUniswapV2Pair(uniswapV2Pair);
            pair.sync();
            emit AutoNukeLP();
            return true;
        }

        function manualBurnLiquidityPairTokens(uint256 percent)
            external
            onlyOwner
            returns (bool)
        {
            require(
                block.timestamp > lastManualLpBurnTime + manualBurnFrequency,
                "Must wait for cooldown to finish"
            );
            require(percent <= 1000, "May not nuke more than 10% of tokens in LP");
            lastManualLpBurnTime = block.timestamp;

            // get balance of liquidity pair
            uint256 liquidityPairBalance = this.balanceOf(uniswapV2Pair);

            // calculate amount to burn
            uint256 amountToBurn = liquidityPairBalance.mul(percent).div(10000);

            // pull tokens from UniswapPair liquidity and move to dead address permanently
            if (amountToBurn > 0) {
                super._transfer(uniswapV2Pair, address(0xdead), amountToBurn);
            }

            //sync price since this is not in a swap transaction!
            IUniswapV2Pair pair = IUniswapV2Pair(uniswapV2Pair);
            pair.sync();
            emit ManualNukeLP();
            return true;
        }
    }

{
  "compilationTarget": {
    "ALPHA0X.sol": "ALPHA0X"
  },
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}