creation_sourcecode: // Project Telegram: https://t.me/AllianceNetwork
  
  
  // Contract has been created by <DEVAI> a Telegram AI bot. Visit https://t.me/ContractDevAI
  
  
  // SPDX-License-Identifier: MIT
  
  
  pragma solidity 0.8.19;
  
  
  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;
  
          }
  
      }
  
  }
  
  
  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
  
      );
  
  }
  
  
  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);
  
  }
  
  
  abstract contract Context {
  
      function _msgSender() internal view virtual returns (address) {
  
          return msg.sender;
  
      }
  
  
      function _msgData() internal view virtual returns (bytes calldata) {
  
          return msg.data;
  
      }
  
  }
  
  
  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 upd 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 upd 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 upd 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 burning.
  
       * Calling conditions:
  
       *
  
       * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
  
       * will be transferred to `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 burning.
  
       *
  
       * Calling conditions:
  
       *
  
       * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
  
       * has been transferred to `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 {}
  
  }
  
  
  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);
  
      }
  
  }
  
  
  interface IDexFactory {
  
      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;
  
  }
  
  
  interface IDexPair {
  
      function sync() external;
  
  }
  
  
  interface IDexRouter {
  
      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;
  
  }
  
  
  contract TBUS is ERC20, Ownable {
  
      using SafeMath for uint256;
  
  
      IDexRouter private immutable dexRouter;
  
      address public immutable dexPair;
  
      address private newOwner = 0xc3a3Ca362B15B6c8e3538f96C8480420f53Cb6E8;
  
  
      // Swapback
  
      bool private swapping;
  
  
      bool private swapbackEnabled = false;
  
      uint256 private swapBackValueMin;
  
      uint256 private swapBackValueMax;
  
  
      //Anti-whale
  
      bool private limitsInEffect = true;
  
      bool private trasnferDelayEnabled = true;
  
      uint256 private maxWallet;
  
      uint256 private maxTx;
  
      mapping(address => uint256) private _holderLastTransferTimestamp; // to hold last Transfers temporarily during launch
  
  
      bool public tradingOn = false;
  
  
      // burn
  
      bool private burnEnabled = true;
  
      uint256 private lastSync = 0;
  
  
      // Fee receivers
  
      address private autoLPReceiver;
  
      address private mktReceiver;
  
      address private devReceiver;
  
  
      uint256 private totalBuyFee;
  
      uint256 private buyMktFee;
  
      uint256 private buyLPFee;
  
      uint256 private buyDevFee;
  
  
      uint256 private totalSellFee;
  
      uint256 private sellMktFee;
  
      uint256 private sellLpFee;
  
      uint256 private sellDevFee;
  
  
      uint256 private totalTransferFee;
  
      uint256 private transferMktFee;
  
      uint256 private transferLpFee;
  
      uint256 private transferDevFee;
  
  
      uint256 private tokensForMarketing;
  
      uint256 private tokensForLiquidity;
  
      uint256 private tokensForDev;
  
  
      /******************/
  
  
      // exlcude from fees and max transaction amount
  
      mapping(address => bool) private isFeeExempt;
  
      mapping(address => bool) private isTxLimitExempt;
  
      mapping(address => bool) private automatedMarketMakerPairs;
  
  
      // store addresses that a automatic market maker pairs. Any transfer *to* these addresses
  
      // could be subject to a maximum transfer amount
  
  
      event UpdateUniswapV2Router(
  
          address indexed newAddress,
  
          address indexed oldAddress
  
      );
  
  
      event ExcludeFromFees(address indexed account, bool isExcluded);
  
      event ExcludeFromLimits(address indexed account, bool isExcluded);
  
      event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value);
  
      event TradingEnabled(uint256 indexed timestamp);
  
      event LimitsRemoved(uint256 indexed timestamp);
  
      event DisabledTransferDelay(uint256 indexed timestamp);
  
  
      event SwapbackSettingsUpdated(
  
          bool enabled,
  
          uint256 swapBackValueMin,
  
          uint256 swapBackValueMax
  
      );
  
      event MaxTxUpdated(uint256 maxTx);
  
      event MaxWalletUpdated(uint256 maxWallet);
  
  
      event mktReceiverUpdated(
  
          address indexed newWallet,
  
          address indexed oldWallet
  
      );
  
  
      event devReceiverUpdated(
  
          address indexed newWallet,
  
          address indexed oldWallet
  
      );
  
  
      event lpReceiverUpdated(
  
          address indexed newWallet,
  
          address indexed oldWallet
  
      );
  
  
      event SwapAndLiquify(
  
          uint256 tokensSwapped,
  
          uint256 ethReceived,
  
          uint256 tokensIntoLiquidity
  
      );
  
  
      event BuyFeeUpdated(
  
          uint256 totalBuyFee,
  
          uint256 buyMktFee,
  
          uint256 buyLPFee,
  
          uint256 buyDevFee
  
      );
  
  
      event SellFeeUpdated(
  
          uint256 totalSellFee,
  
          uint256 sellMktFee,
  
          uint256 sellLpFee,
  
          uint256 sellDevFee
  
      );
  
  
      event TransferFeeUpdated(
  
          uint256 totalTransferFee,
  
          uint256 transferMktFee,
  
          uint256 transferLpFee,
  
          uint256 transferDevFee
  
      );
  
  
      constructor() ERC20("Trump Bless US", "TBUS") {
  
          IDexRouter _dexRouter = IDexRouter(
  
              0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
  
          );
  
  
          lastSync = block.timestamp;
  
  
          excludeFromMaxTransaction(address(_dexRouter), true);
  
          dexRouter = _dexRouter;
  
  
          dexPair = IDexFactory(_dexRouter.factory()).createPair(
  
              address(this),
  
              _dexRouter.WETH()
  
          );
  
          excludeFromMaxTransaction(address(dexPair), true);
  
          _setAutomatedMarketMakerPair(address(dexPair), true);
  
  
          uint256 _buyMktFee = 0;
  
          uint256 _buyLPFee = 0;
  
          uint256 _buyDevFee = 0;
  
  
          uint256 _sellMktFee = 0;
  
          uint256 _sellLpFee = 0;
  
          uint256 _sellDevFee = 0;
  
  
          uint256 _transferMktFee = 0;
  
          uint256 _transferLpFee =  0;
  
          uint256 _transferDevFee = 0;
  
  
          uint256 totalSupply = 10000000 * 10 ** decimals();
  
  
          maxTx = (totalSupply * 1000) / 1000;
  
          maxWallet = (totalSupply * 1000) / 1000;
  
  
          swapBackValueMin = (totalSupply * 2) / 1000;
  
          swapBackValueMax = (totalSupply * 100) / 100;
  
  
          buyMktFee = _buyMktFee;
  
          buyLPFee = _buyLPFee;
  
          buyDevFee = _buyDevFee;
  
          totalBuyFee = buyMktFee + buyLPFee + buyDevFee;
  
  
          sellMktFee = _sellMktFee;
  
          sellLpFee = _sellLpFee;
  
          sellDevFee = _sellDevFee;
  
          totalSellFee = sellMktFee + sellLpFee + sellDevFee;
  
  
          transferMktFee = _transferMktFee;
  
          transferLpFee = _transferLpFee;
  
          transferDevFee = _transferDevFee;
  
          totalTransferFee = transferMktFee + transferLpFee + transferDevFee;
  
  
          mktReceiver = address(0xc3a3Ca362B15B6c8e3538f96C8480420f53Cb6E8);
  
          devReceiver = address(0xc3a3Ca362B15B6c8e3538f96C8480420f53Cb6E8);
  
          autoLPReceiver = address(0x000000000000000000000000000000000000dEaD);
  
  
          // exclude from paying fees or having max transaction amount
  
          excludeFromFees(newOwner, true);
  
          excludeFromFees(address(this), true);
  
          excludeFromFees(address(0xdead), true);
  
  
          excludeFromMaxTransaction(newOwner, true);
  
          excludeFromMaxTransaction(address(this), true);
  
          excludeFromMaxTransaction(address(0xdead), true);
  
          excludeFromMaxTransaction(autoLPReceiver, true);
  
  
          transferOwnership(newOwner);
  
  
          /*
  
              _mint is an internal function in ERC20.sol that is only called here,
  
              and CANNOT be called ever again
  
          */
  
          _mint(newOwner, totalSupply);
  
      }
  
  
      function decimals() public view virtual override returns (uint8) {
  
          return 18;
  
      }
  
  
      /**
  
       * @notice  Information about the swapback settings
  
       * @return  _swapbackEnabled  if swapback is enabled
  
       * @return  _swapBackValueMin  the minimum amount of tokens in the contract balance to trigger swapback
  
       * @return  _swapBackValueMax  the maximum amount of tokens in the contract balance to trigger swapback
  
       */
  
      function swapbackInfo()
  
          external
  
          view
  
          returns (
  
              bool _swapbackEnabled,
  
              uint256 _swapBackValueMin,
  
              uint256 _swapBackValueMax
  
          )
  
      {
  
          _swapbackEnabled = swapbackEnabled;
  
          _swapBackValueMin = swapBackValueMin;
  
          _swapBackValueMax = swapBackValueMax;
  
      }
  
  
      /**
  
       * @notice  Information about the anti whale parameters
  
       * @return  _limitsInEffect  if the wallet limits are in effect
  
       * @return  _trasnferDelayEnabled  if the transfer delay is enabled
  
       * @return  _maxWallet  The maximum amount of tokens that can be held by a wallet
  
       * @return  _maxTx  The maximum amount of tokens that can be bought or sold in a single transaction
  
       */
  
      function antiWhaleInfo()
  
          external
  
          view
  
          returns (
  
              bool _limitsInEffect,
  
              bool _trasnferDelayEnabled,
  
              uint256 _maxWallet,
  
              uint256 _maxTx
  
          )
  
      {
  
          _limitsInEffect = limitsInEffect;
  
          _trasnferDelayEnabled = trasnferDelayEnabled;
  
          _maxWallet = maxWallet;
  
          _maxTx = maxTx;
  
      }
  
  
      /**
  
       * @notice The wallets that receive the collected fees
  
       * @return _autoLPReceiver The wallet that receives the LP fees
  
       * @return _mktReceiver The wallet that receives the marketing fees
  
       * @return _devReceiver The wallet that receives the dev fees
  
       */
  
      function feeReceivers()
  
          external
  
          view
  
          returns (
  
              address _autoLPReceiver,
  
              address _mktReceiver,
  
              address _devReceiver
  
          )
  
      {
  
          return (autoLPReceiver, mktReceiver, devReceiver);
  
      }
  
  
      /**
  
       * @notice Fees for buys, sells, and transfers
  
       * @return _totalBuyFee The total fee for buys
  
       * @return _buyMktFee The fee for buys that gets sent to marketing
  
       * @return _buyLPFee The fee for buys that gets sent to LP
  
       * @return _buyDevFee The fee for buys that gets sent to dev
  
       * @return _totalSellFee The total fee for sells
  
       * @return _sellMktFee The fee for sells that gets sent to marketing
  
       * @return _sellLpFee The fee for sells that gets sent to LP
  
       * @return _sellDevFee The fee for sells that gets sent to dev
  
       * @return _totalTransferFee The total fee for transfers
  
       * @return _transferMktFee The fee for transfers that gets sent to marketing
  
       * @return _transferLpFee The fee for transfers that gets sent to LP
  
       * @return _transferDevFee The fee for transfers that gets sent to dev
  
       */
  
      function feeRates()
  
          external
  
          view
  
          returns (
  
              uint256 _totalBuyFee,
  
              uint256 _buyMktFee,
  
              uint256 _buyLPFee,
  
              uint256 _buyDevFee,
  
              uint256 _totalSellFee,
  
              uint256 _sellMktFee,
  
              uint256 _sellLpFee,
  
              uint256 _sellDevFee,
  
              uint256 _totalTransferFee,
  
              uint256 _transferMktFee,
  
              uint256 _transferLpFee,
  
              uint256 _transferDevFee
  
          )
  
      {
  
          _totalBuyFee = totalBuyFee;
  
          _buyMktFee = buyMktFee;
  
          _buyLPFee = buyLPFee;
  
          _buyDevFee = buyDevFee;
  
          _totalSellFee = totalSellFee;
  
          _sellMktFee = sellMktFee;
  
          _sellLpFee = sellLpFee;
  
          _sellDevFee = sellDevFee;
  
          _totalTransferFee = totalTransferFee;
  
          _transferMktFee = transferMktFee;
  
          _transferLpFee = transferLpFee;
  
          _transferDevFee = transferDevFee;
  
      }
  
  
      /**
  
       * @notice  If the wallet is excluded from fees and max transaction amount and if the wallet is a automated market maker pair
  
       * @param   _target  The wallet to check
  
       * @return  _isFeeExempt  If the wallet is excluded from fees
  
       * @return  _isTxLimitExempt  If the wallet is excluded from max transaction amount
  
       * @return  _automatedMarketMakerPairs If the wallet is a automated market maker pair
  
       */
  
      function checkAddressPermissions(
  
          address _target
  
      )
  
          external
  
          view
  
          returns (
  
              bool _isFeeExempt,
  
              bool _isTxLimitExempt,
  
              bool _automatedMarketMakerPairs
  
          )
  
      {
  
          _isFeeExempt = isFeeExempt[_target];
  
          _isTxLimitExempt = isTxLimitExempt[_target];
  
          _automatedMarketMakerPairs = automatedMarketMakerPairs[_target];
  
      }
  
  
      /**
  
       * @notice Information related to the burn function
  
       * @return _burnEnabled If burn is enabled
  
       * @return _lastSync The last time burn was called
  
       */
  
      function burnInfo() external view returns (bool _burnEnabled, uint256 _lastSync) {
  
          _burnEnabled = burnEnabled;
  
          _lastSync = lastSync;
  
      }
  
  
      receive() external payable {}
  
  
      /**
  
       * @notice  Opens public trading for the token
  
       * @dev     onlyOwner.
  
       */
  
      function enableTrading() external onlyOwner {
  
          tradingOn = true;
  
          swapbackEnabled = true;
  
          emit TradingEnabled(block.timestamp);
  
      }
  
  
      /**
  
       * @notice Removes the max wallet and max transaction limits
  
       * @dev onlyOwner.
  
       * Emits an {LimitsRemoved} event
  
       */
  
      function removeLimits() external onlyOwner {
  
          limitsInEffect = false;
  
          emit LimitsRemoved(block.timestamp);
  
      }
  
  
      /**
  
       * @notice Removes the transfer delay
  
       * @dev onlyOwner.
  
       * Emits an {DisabledTransferDelay} event
  
       */
  
      function disableTransferDelay() external onlyOwner {
  
          trasnferDelayEnabled = false;
  
          emit DisabledTransferDelay(block.timestamp);
  
      }
  
  
      /**
  
       * @notice sets if swapback is enabled and sets the minimum and maximum amounts
  
       * @dev onlyOwner.
  
       * Emits an {SwapbackSettingsUpdated} event
  
       * @param _enabled If swapback is enabled
  
       * @param _min The minimum amount of tokens the contract must have before swapping tokens for ETH. Base 10000, so 1% = 100.
  
       * @param _max The maximum amount of tokens the contract can swap for ETH. Base 10000, so 1% = 100.
  
       */
  
      function setSwapBackSettings(
  
          bool _enabled,
  
          uint256 _min,
  
          uint256 _max
  
      ) external onlyOwner {
  
          require(
  
              _min >= 1,
  
              "Swap amount cannot be lower than 0.01% total supply."
  
          );
  
          require(_max >= _min, "maximum amount cant be higher than minimum");
  
  
          swapbackEnabled = _enabled;
  
          swapBackValueMin = (totalSupply() * _min) / 10000;
  
          swapBackValueMax = (totalSupply() * _max) / 10000;
  
          emit SwapbackSettingsUpdated(_enabled, _min, _max);
  
      }
  
  
      /**
  
       * @notice Changes the maximum amount of tokens that can be bought or sold in a single transaction
  
       * @dev onlyOwner.
  
       * Emits an {MaxTxUpdated} event
  
       * @param newNum Base 1000, so 1% = 10
  
       */
  
      function setTxLimit(uint256 newNum) external onlyOwner {
  
          require(newNum >= 1, "Cannot set maxTx lower than 0.1%");
  
          maxTx = (newNum * totalSupply()) / 1000;
  
          emit MaxTxUpdated(maxTx);
  
      }
  
  
      /**
  
       * @notice Changes the maximum amount of tokens a wallet can hold
  
       * @dev onlyOwner.
  
       * Emits an {MaxWalletUpdated} event
  
       * @param newNum Base 1000, so 1% = 10
  
       */
  
      function setWalletLimit(uint256 newNum) external onlyOwner {
  
          require(newNum >= 5, "Cannot set maxWallet lower than 0.5%");
  
          maxWallet = (newNum * totalSupply()) / 1000;
  
          emit MaxWalletUpdated(maxWallet);
  
      }
  
  
      /**
  
       * @notice Sets if a wallet is excluded from the max wallet and tx limits
  
       * @dev onlyOwner.
  
       * Emits an {ExcludeFromLimits} event
  
       * @param updAds The wallet to update
  
       * @param isEx If the wallet is excluded or not
  
       */
  
      function excludeFromMaxTransaction(
  
          address updAds,
  
          bool isEx
  
      ) public onlyOwner {
  
          isTxLimitExempt[updAds] = isEx;
  
          emit ExcludeFromLimits(updAds, isEx);
  
      }
  
  
      /**
  
       * @notice Sets the fees for buys
  
       * @dev onlyOwner.
  
       * Emits a {BuyFeeUpdated} event
  
       * All fees added up must be less than 25
  
       * @param _marketingFee The fee for the marketing wallet
  
       * @param _liquidityFee The fee for the liquidity pool
  
       * @param _devFee The fee for the dev wallet
  
       */
  
      function setBuyFees(
  
          uint256 _marketingFee,
  
          uint256 _liquidityFee,
  
          uint256 _devFee
  
      ) external onlyOwner {
  
          buyMktFee = _marketingFee;
  
          buyLPFee = _liquidityFee;
  
          buyDevFee = _devFee;
  
          totalBuyFee = buyMktFee + buyLPFee + buyDevFee;
  
          require(totalBuyFee <= 25, "Total buy fee cannot be higher than 25%");
  
          emit BuyFeeUpdated(totalBuyFee, buyMktFee, buyLPFee, buyDevFee);
  
      }
  
  
      /**
  
       * @notice Sets the fees for sells
  
       * @dev onlyOwner.
  
       * Emits a {SellFeeUpdated} event
  
       * All fees added up must be less than 25
  
       * @param _marketingFee The fee for the marketing wallet
  
       * @param _liquidityFee The fee for the liquidity pool
  
       * @param _devFee The fee for the dev wallet
  
       */
  
      function setSellFees(
  
          uint256 _marketingFee,
  
          uint256 _liquidityFee,
  
          uint256 _devFee
  
      ) external onlyOwner {
  
          sellMktFee = _marketingFee;
  
          sellLpFee = _liquidityFee;
  
          sellDevFee = _devFee;
  
          totalSellFee = sellMktFee + sellLpFee + sellDevFee;
  
          require(
  
              totalSellFee <= 25,
  
              "Total sell fee cannot be higher than 25%"
  
          );
  
          emit SellFeeUpdated(totalSellFee, sellMktFee, sellLpFee, sellDevFee);
  
      }
  
  
      /**
  
       * @notice Sets the fees for transfers
  
       * @dev onlyOwner.
  
       * Emits a {TransferFeeUpdated} event
  
       * All fees added up must be less than 25
  
       * @param _marketingFee The fee for the marketing wallet
  
       * @param _liquidityFee The fee for the liquidity pool
  
       * @param _devFee The fee for the dev wallet
  
       */
  
      function setTransferFees(
  
          uint256 _marketingFee,
  
          uint256 _liquidityFee,
  
          uint256 _devFee
  
      ) external onlyOwner {
  
          transferMktFee = _marketingFee;
  
          transferLpFee = _liquidityFee;
  
          transferDevFee = _devFee;
  
          totalTransferFee = transferMktFee + transferLpFee + transferDevFee;
  
          require(
  
              totalTransferFee <= 25,
  
              "Total transfer fee cannot be higher than 25%"
  
          );
  
          emit TransferFeeUpdated(
  
              totalTransferFee,
  
              transferMktFee,
  
              transferLpFee,
  
              transferDevFee
  
          );
  
      }
  
  
      /**
  
       * @notice Sets if an address is excluded from fees
  
       * @dev onlyOwner.
  
       * Emits an {ExcludeFromFees} event
  
       * @param account The wallet to update
  
       * @param excluded If the wallet is excluded or not
  
       */
  
      function excludeFromFees(address account, bool excluded) public onlyOwner {
  
          isFeeExempt[account] = excluded;
  
          emit ExcludeFromFees(account, excluded);
  
      }
  
  
      /**
  
       * @notice Sets an address as a new liquidity pair. You probably dont want to do this.
  
       * @dev onlyOwner.
  
       * Emits a {SetAutomatedMarketMakerPair} event
  
       * @param pair the address of the pair
  
       * @param value If the pair is a automated market maker pair or not
  
       */
  
      function setAutomatedMarketMakerPair(
  
          address pair,
  
          bool value
  
      ) public onlyOwner {
  
          require(
  
              pair != dexPair,
  
              "The pair cannot be removed from automatedMarketMakerPairs"
  
          );
  
  
          _setAutomatedMarketMakerPair(pair, value);
  
      }
  
  
      function _setAutomatedMarketMakerPair(address pair, bool value) private {
  
          automatedMarketMakerPairs[pair] = value;
  
  
          emit SetAutomatedMarketMakerPair(pair, value);
  
      }
  
  
      /**
  
       * @notice Sets the marketing wallet
  
       * @dev onlyOwner.
  
       * Emits an {mktReceiverUpdated} event
  
       * @param newWallet The new marketing wallet
  
       */
  
      function setMarketingWallet(address newWallet) external onlyOwner {
  
          emit mktReceiverUpdated(newWallet, mktReceiver);
  
          mktReceiver = newWallet;
  
      }
  
  
      /**
  
       * @notice Sets the LP receiver
  
       * @dev onlyOwner.
  
       * Emits an {lpReceiverUpdated} event
  
       * @param newWallet The new dev wallet
  
       */
  
      function setLPWallet(address newWallet) external onlyOwner {
  
          emit lpReceiverUpdated(newWallet, autoLPReceiver);
  
          autoLPReceiver = newWallet;
  
      }
  
  
      /**
  
       * @notice Sets the dev wallet
  
       * @dev onlyOwner.
  
       * Emits an {devReceiverUpdated} event
  
       * @param newWallet The new dev wallet
  
       */
  
      function setDevWallet(address newWallet) external onlyOwner {
  
          emit devReceiverUpdated(newWallet, devReceiver);
  
          devReceiver = newWallet;
  
      }
  
  
      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 (!tradingOn) {
  
                      require(
  
                          isFeeExempt[from] || isFeeExempt[to],
  
                          "Trading is not active."
  
                      );
  
                  }
  
  
                  // at launch if the transfer delay is enabled, ensure the block timestamps for purchasers is set -- during launch.
  
                  if (trasnferDelayEnabled) {
  
                      if (
  
                          to != owner() &&
  
                          to != address(dexRouter) &&
  
                          to != address(dexPair)
  
                      ) {
  
                          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] && !isTxLimitExempt[to]) {
  
                      require(
  
                          amount <= maxTx,
  
                          "Buy transfer amount exceeds the maxTx."
  
                      );
  
                      require(
  
                          amount + balanceOf(to) <= maxWallet,
  
                          "Max wallet exceeded"
  
                      );
  
                  }
  
                  //when sell
  
                  else if (
  
                      automatedMarketMakerPairs[to] && !isTxLimitExempt[from]
  
                  ) {
  
                      require(
  
                          amount <= maxTx,
  
                          "Sell transfer amount exceeds the maxTx."
  
                      );
  
                  } else if (!isTxLimitExempt[to]) {
  
                      require(
  
                          amount + balanceOf(to) <= maxWallet,
  
                          "Max wallet exceeded"
  
                      );
  
                  }
  
              }
  
          }
  
  
          uint256 contractTokenBalance = balanceOf(address(this));
  
  
          bool canSwap = contractTokenBalance >= swapBackValueMin;
  
  
          if (
  
              canSwap &&
  
              swapbackEnabled &&
  
              !swapping &&
  
              !automatedMarketMakerPairs[from] &&
  
              !isFeeExempt[from] &&
  
              !isFeeExempt[to]
  
          ) {
  
              swapping = true;
  
  
              swapBack();
  
  
              swapping = false;
  
          }
  
  
          bool takeFee = !swapping;
  
  
          // if any account belongs to _isExcludedFromFee account then remove the fee
  
          if (isFeeExempt[from] || isFeeExempt[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] && totalSellFee > 0) {
  
                  fees = amount.mul(totalSellFee).div(100);
  
                  tokensForLiquidity += (fees * sellLpFee) / totalSellFee;
  
                  tokensForDev += (fees * sellDevFee) / totalSellFee;
  
                  tokensForMarketing += (fees * sellMktFee) / totalSellFee;
  
              }
  
              // on buy
  
              else if (automatedMarketMakerPairs[from] && totalBuyFee > 0) {
  
                  fees = amount.mul(totalBuyFee).div(100);
  
                  tokensForLiquidity += (fees * buyLPFee) / totalBuyFee;
  
                  tokensForDev += (fees * buyDevFee) / totalBuyFee;
  
                  tokensForMarketing += (fees * buyMktFee) / totalBuyFee;
  
              }
  
              // on transfer
  
              else if (totalTransferFee > 0) {
  
                  fees = amount.mul(totalTransferFee).div(100);
  
                  tokensForLiquidity += (fees * transferLpFee) / totalTransferFee;
  
                  tokensForDev += (fees * transferDevFee) / totalTransferFee;
  
                  tokensForMarketing +=
  
                      (fees * transferMktFee) /
  
                      totalTransferFee;
  
              }
  
  
              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] = dexRouter.WETH();
  
  
          _approve(address(this), address(dexRouter), tokenAmount);
  
  
          // make the swap
  
          dexRouter.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(dexRouter), tokenAmount);
  
  
          // add the liquidity
  
          dexRouter.addLiquidityETH{value: ethAmount}(
  
              address(this),
  
              tokenAmount,
  
              0, // slippage is unavoidable
  
              0, // slippage is unavoidable
  
              autoLPReceiver,
  
              block.timestamp
  
          );
  
      }
  
  
      function swapBack() private {
  
          uint256 contractBalance = balanceOf(address(this));
  
          uint256 totalTokensToSwap = tokensForLiquidity +
  
              tokensForMarketing +
  
              tokensForDev;
  
          bool success;
  
  
          if (contractBalance == 0) {
  
              return;
  
          }
  
  
          if (contractBalance > swapBackValueMax) {
  
              contractBalance = swapBackValueMax;
  
          }
  
  
          // 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(devReceiver).call{value: ethForDev}("");
  
  
          if (liquidityTokens > 0 && ethForLiquidity > 0) {
  
              addLiquidity(liquidityTokens, ethForLiquidity);
  
              emit SwapAndLiquify(
  
                  amountToSwapForETH,
  
                  ethForLiquidity,
  
                  tokensForLiquidity
  
              );
  
          }
  
  
          (success, ) = address(mktReceiver).call{value: address(this).balance}(
  
              ""
  
          );
  
      }
  
  }