/**

#HELLRAISERS, $RAISER - is a movement, an authentic meme community token (with 4% tax) deployed from another world, a world full of pleasures.

Telegram: https://t.me/hellraisers_eth
Twitter: https://twitter.com/HellRaisersETH

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*/

// SPDX-License-Identifier: MIT 
 
pragma solidity 0.8.9;

abstract contract Context {
 function _msgSender() internal view virtual returns (address) {
 return msg.sender;
 }

 function _msgData() internal view virtual returns (bytes calldata) {
 this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
 return msg.data;
 }
}

interface IUniswapV2Pair {
 event Approval(address indexed owner, address indexed spender, uint value);
 event Transfer(address indexed from, address indexed to, uint 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 (uint);
 function balanceOf(address owner) external view returns (uint);
 function allowance(address owner, address spender) external view returns (uint);

 function approve(address spender, uint value) external returns (bool);
 function transfer(address to, uint value) external returns (bool);
 function transferFrom(address from, address to, uint 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 (uint);

 function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;

 event Mint(address indexed sender, uint amount0, uint amount1);
 event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
 event Swap(
 address indexed sender,
 uint amount0In,
 uint amount1In,
 uint amount0Out,
 uint amount1Out,
 address indexed to
 );
 event Sync(uint112 reserve0, uint112 reserve1);

 function MINIMUM_LIQUIDITY() external pure returns (uint);
 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 (uint);
 function price1CumulativeLast() external view returns (uint);
 function kLast() external view returns (uint);

 function mint(address to) external returns (uint liquidity);
 function burn(address to) external returns (uint amount0, uint amount1);
 function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
 function skim(address to) external;
 function sync() external;

 function initialize(address, address) external;
}

interface IUniswapV2Factory {
 event PairCreated(address indexed token0, address indexed token1, address pair, uint);

 function feeTo() external view returns (address);
 function feeToSetter() external view returns (address);

 function getPair(address tokenA, address tokenB) external view returns (address pair);
 function allPairs(uint) external view returns (address pair);
 function allPairsLength() external view returns (uint);

 function createPair(address tokenA, address tokenB) external returns (address pair);

 function setFeeTo(address) external;
 function setFeeToSetter(address) external;
}

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);
}


contract ERC20 is Context, IERC20, IERC20Metadata {
 using SafeMath for uint256;

 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);
 _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
 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].add(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) {
 _approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
 return true;
 }

 /**
 * @dev Moves tokens `amount` from `sender` to `recipient`.
 *
 * This is 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);

 _balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
 _balances[recipient] = _balances[recipient].add(amount);
 emit Transfer(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 = _totalSupply.add(amount);
 _balances[account] = _balances[account].add(amount);
 emit Transfer(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);

 _balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
 _totalSupply = _totalSupply.sub(amount);
 emit Transfer(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 to 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 {}
}

library SafeMath {
 /**
 * @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) {
 uint256 c = a + b;
 require(c >= a, "SafeMath: addition overflow");

 return c;
 }

 /**
 * @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 sub(a, b, "SafeMath: subtraction overflow");
 }

 /**
 * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
 * overflow (when the result is negative).
 *
 * Counterpart to Solidity's `-` operator.
 *
 * Requirements:
 *
 * - Subtraction cannot overflow.
 */
 function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
 require(b <= a, errorMessage);
 uint256 c = a - b;

 return c;
 }

 /**
 * @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) {
 // 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 0;
 }

 uint256 c = a * b;
 require(c / a == b, "SafeMath: multiplication overflow");

 return c;
 }

 /**
 * @dev Returns the integer division of two unsigned integers. Reverts 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) internal pure returns (uint256) {
 return div(a, b, "SafeMath: division by zero");
 }

 /**
 * @dev Returns the integer division of two unsigned integers. Reverts 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) {
 require(b > 0, errorMessage);
 uint256 c = a / b;
 // assert(a == b * c + a % b); // There is no case in which this doesn't hold

 return c;
 }

 /**
 * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
 * Reverts 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 mod(a, b, "SafeMath: modulo by zero");
 }

 /**
 * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
 * Reverts with custom message 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, string memory errorMessage) internal pure returns (uint256) {
 require(b != 0, errorMessage);
 return a % b;
 }
}

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 () {
 address msgSender = _msgSender();
 _owner = msgSender;
 emit OwnershipTransferred(address(0), msgSender);
 }

 /**
 * @dev Returns the address of the current owner.
 */
 function owner() public view 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 {
 emit OwnershipTransferred(_owner, address(0));
 _owner = 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");
 emit OwnershipTransferred(_owner, newOwner);
 _owner = newOwner;
 }
}



library SafeMathInt {
 int256 private constant MIN_INT256 = int256(1) << 255;
 int256 private constant MAX_INT256 = ~(int256(1) << 255);

 /**
 * @dev Multiplies two int256 variables and fails on overflow.
 */
 function mul(int256 a, int256 b) internal pure returns (int256) {
 int256 c = a * b;

 // Detect overflow when multiplying MIN_INT256 with -1
 require(c != MIN_INT256 || (a & MIN_INT256) != (b & MIN_INT256));
 require((b == 0) || (c / b == a));
 return c;
 }

 /**
 * @dev Division of two int256 variables and fails on overflow.
 */
 function div(int256 a, int256 b) internal pure returns (int256) {
 // Prevent overflow when dividing MIN_INT256 by -1
 require(b != -1 || a != MIN_INT256);

 // Solidity already throws when dividing by 0.
 return a / b;
 }

 /**
 * @dev Subtracts two int256 variables and fails on overflow.
 */
 function sub(int256 a, int256 b) internal pure returns (int256) {
 int256 c = a - b;
 require((b >= 0 && c <= a) || (b < 0 && c > a));
 return c;
 }

 /**
 * @dev Adds two int256 variables and fails on overflow.
 */
 function add(int256 a, int256 b) internal pure returns (int256) {
 int256 c = a + b;
 require((b >= 0 && c >= a) || (b < 0 && c < a));
 return c;
 }

 /**
 * @dev Converts to absolute value, and fails on overflow.
 */
 function abs(int256 a) internal pure returns (int256) {
 require(a != MIN_INT256);
 return a < 0 ? -a : a;
 }


 function toUint256Safe(int256 a) internal pure returns (uint256) {
 require(a >= 0);
 return uint256(a);
 }
}

library SafeMathUint {
 function toInt256Safe(uint256 a) internal pure returns (int256) {
 int256 b = int256(a);
 require(b >= 0);
 return b;
 }
}


interface IUniswapV2Router01 {
 function factory() external pure returns (address);
 function WETH() external pure returns (address);

 function addLiquidity(
 address tokenA,
 address tokenB,
 uint amountADesired,
 uint amountBDesired,
 uint amountAMin,
 uint amountBMin,
 address to,
 uint deadline
 ) external returns (uint amountA, uint amountB, uint liquidity);
 function addLiquidityETH(
 address token,
 uint amountTokenDesired,
 uint amountTokenMin,
 uint amountETHMin,
 address to,
 uint deadline
 ) external payable returns (uint amountToken, uint amountETH, uint liquidity);
 function removeLiquidity(
 address tokenA,
 address tokenB,
 uint liquidity,
 uint amountAMin,
 uint amountBMin,
 address to,
 uint deadline
 ) external returns (uint amountA, uint amountB);
 function removeLiquidityETH(
 address token,
 uint liquidity,
 uint amountTokenMin,
 uint amountETHMin,
 address to,
 uint deadline
 ) external returns (uint amountToken, uint amountETH);
 function removeLiquidityWithPermit(
 address tokenA,
 address tokenB,
 uint liquidity,
 uint amountAMin,
 uint amountBMin,
 address to,
 uint deadline,
 bool approveMax, uint8 v, bytes32 r, bytes32 s
 ) external returns (uint amountA, uint amountB);
 function removeLiquidityETHWithPermit(
 address token,
 uint liquidity,
 uint amountTokenMin,
 uint amountETHMin,
 address to,
 uint deadline,
 bool approveMax, uint8 v, bytes32 r, bytes32 s
 ) external returns (uint amountToken, uint amountETH);
 function swapExactTokensForTokens(
 uint amountIn,
 uint amountOutMin,
 address[] calldata path,
 address to,
 uint deadline
 ) external returns (uint[] memory amounts);
 function swapTokensForExactTokens(
 uint amountOut,
 uint amountInMax,
 address[] calldata path,
 address to,
 uint deadline
 ) external returns (uint[] memory amounts);
 function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
 external
 payable
 returns (uint[] memory amounts);
 function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
 external
 returns (uint[] memory amounts);
 function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
 external
 returns (uint[] memory amounts);
 function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
 external
 payable
 returns (uint[] memory amounts);

 function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
 function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
 function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
 function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
 function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}

interface IUniswapV2Router02 is IUniswapV2Router01 {
 function removeLiquidityETHSupportingFeeOnTransferTokens(
 address token,
 uint liquidity,
 uint amountTokenMin,
 uint amountETHMin,
 address to,
 uint deadline
 ) external returns (uint amountETH);
 function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
 address token,
 uint liquidity,
 uint amountTokenMin,
 uint amountETHMin,
 address to,
 uint deadline,
 bool approveMax, uint8 v, bytes32 r, bytes32 s
 ) external returns (uint amountETH);

 function swapExactTokensForTokensSupportingFeeOnTransferTokens(
 uint amountIn,
 uint amountOutMin,
 address[] calldata path,
 address to,
 uint deadline
 ) external;
 function swapExactETHForTokensSupportingFeeOnTransferTokens(
 uint amountOutMin,
 address[] calldata path,
 address to,
 uint deadline
 ) external payable;
 function swapExactTokensForETHSupportingFeeOnTransferTokens(
 uint amountIn,
 uint amountOutMin,
 address[] calldata path,
 address to,
 uint deadline
 ) external;
}

contract HELLRAISERS 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 = true;
 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("HELLRAISERS", "RAISER") {
 
 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 = 3;
 uint256 _buyLiquidityFee = 0;
 uint256 _buyDevFee = 3;

 uint256 _sellMarketingFee = 5;
 uint256 _sellLiquidityFee = 2;
 uint256 _sellDevFee = 5;
 
 uint256 totalSupply = 1 * 1e9 * 1e18;
 
 maxTransactionAmount = totalSupply * 20 / 1000; // 2% maxTransactionAmountTxn
 maxWallet = totalSupply * 20 / 1000; // 2% maxWallet
 swapTokensAtAmount = totalSupply * 5 / 10000; // 0.05% swap wallet

 buyMarketingFee = _buyMarketingFee;
 buyLiquidityFee = _buyLiquidityFee;
 buyDevFee = _buyDevFee;
 buyTotalFees = buyMarketingFee + buyLiquidityFee + buyDevFee;
 
 sellMarketingFee = _sellMarketingFee;
 sellLiquidityFee = _sellLiquidityFee;
 sellDevFee = _sellDevFee;
 sellTotalFees = sellMarketingFee + sellLiquidityFee + sellDevFee;
 
 marketingWallet = address(owner()); // set as marketing wallet
 devWallet = address(owner()); // 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 <= 20, "Must keep fees at 20% or less");
 }
 
 function updateSellFees(uint256 _marketingFee, uint256 _liquidityFee, uint256 _devFee) external onlyOwner {
 sellMarketingFee = _marketingFee;
 sellLiquidityFee = _liquidityFee;
 sellDevFee = _devFee;
 sellTotalFees = sellMarketingFee + sellLiquidityFee + sellDevFee;
 require(sellTotalFees <= 25, "Must keep fees at 25% 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 pancakePair 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 pancakePair 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;
 }
}