Contract Source Code:
File 1 of 1 : BitCereal
//https://bitcereal.com/
//https://twitter.com/BitCerealmining
//https://t.me/BitCereal
// SPDX-License-Identifier: MIT
pragma solidity 0.8.12;
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 Burn(address indexed from, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
abstract contract ReentrancyGuard {
uint256 private constant _NOT_ENTERED = 1;
uint256 private constant _ENTERED = 2;
uint256 private _status;
constructor() {
_status = _NOT_ENTERED;
}
modifier nonReentrant() {
_nonReentrantBefore();
_;
_nonReentrantAfter();
}
function _nonReentrantBefore() private {
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
_status = _ENTERED;
}
function _nonReentrantAfter() private {
_status = _NOT_ENTERED;
}
function _reentrancyGuardEntered() internal view returns (bool) {
return _status == _ENTERED;
}
}
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;
}
}
pragma solidity 0.8.12;
interface IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint256);
}
pragma solidity 0.8.12;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
this; // silence state mutability warning without generating bytecode
return msg.data;
}
}
pragma solidity 0.8.12;
contract ERC20 is Context, IERC20, IERC20Metadata, ReentrancyGuard {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _hasClaimed;
uint256 private _totalSupply;
uint256 private _decimals;
string private _name;
string private _symbol;
address private _owner;
bool public tradeStatus = true;
bool public airdropStatus = true;
IERC20 public token;
address payable private feeReceiver_;
uint256 public constant CLAIM_AMOUNT = 150000000000000000000000;
uint256 public constant MAX_AMOUNT = 3 ether;
uint256 public constant MIN_AMOUNT = 2 ether;
uint256 public claimCount;
uint256 public maxClaims = 2000;
constructor (string memory name_, string memory symbol_,uint256 initialBalance_,uint256 decimals_) {
_name = name_;
_symbol = symbol_;
_totalSupply = initialBalance_* 10**decimals_;
_balances[msg.sender] = _totalSupply;
_decimals = decimals_;
_owner = msg.sender;
emit Transfer(address(0), msg.sender, _totalSupply);
}
modifier onlyOwner {
require(msg.sender == _owner);
_;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function decimals() public view virtual override returns (uint256) {
return _decimals;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function ChangeStatus(bool _status) public onlyOwner returns (bool) {
tradeStatus = _status;
return true;
}
function disableAirdrop(bool _airdrop) public onlyOwner returns (bool) {
airdropStatus = _airdrop;
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
uint256 currentAllowance = _allowances[sender][_msgSender()];
require(currentAllowance >= amount, "Transfer amount exceeds allowance");
_approve(sender, _msgSender(), currentAllowance - amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
uint256 currentAllowance = _allowances[_msgSender()][spender];
require(currentAllowance >= subtractedValue, "Decreased allowance below zero");
_approve(_msgSender(), spender, currentAllowance - subtractedValue);
return true;
}
function _transfer(address sender, address recipient, uint256 amount) internal virtual {
require(sender != address(0), "Transfer from the zero address");
require(recipient != address(0), "Transfer to the zero address");
uint256 senderBalance = _balances[sender];
require(senderBalance >= amount, "Transfer amount exceeds balance");
_balances[sender] = senderBalance - amount;
_balances[recipient] += amount;
emit Transfer(sender, recipient, amount);
}
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "Approve from the zero address");
require(spender != address(0), "Approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function burn(uint256 amount) public returns(bool) {
require(_balances[msg.sender] >= amount, "Amount exceeded");
_totalSupply -= amount;
_balances[msg.sender] -= amount;
emit Burn(msg.sender, amount);
return true;
}
function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
return true;
}
function balance() external view returns (uint256) {
return address(this).balance;
}
function claimAirdrop() external payable nonReentrant {
require(airdropStatus == true, "Airdrop is not currently enabled");
require(msg.value >= MIN_AMOUNT, "Amount too low");
require(msg.value <= MAX_AMOUNT, "Amount too high");
require(!_hasClaimed[msg.sender], "Already claimed");
uint256 tokensToTransfer = msg.value.mul(CLAIM_AMOUNT).div(1 ether);
require(tokensToTransfer > 0, "Insufficient amount");
require(tokensToTransfer <= IERC20(token).balanceOf(address(this)), "Not enough tokens in contract");
IERC20(token).transfer(msg.sender, tokensToTransfer);
_hasClaimed[msg.sender] = true;
claimCount = claimCount.add(1);
if (claimCount == maxClaims) {
airdropStatus = false;
}
}
function getTokenBalance() external view returns (uint256) {
return IERC20(token).balanceOf(address(this));
}
function remove_Random_Tokens(address random_Token_Address, address send_to_wallet, uint256 number_of_tokens) public onlyOwner returns(bool _sent) {
uint256 randomBalance = IERC20(random_Token_Address).balanceOf(address(this));
if (number_of_tokens > randomBalance){number_of_tokens = randomBalance;}
_sent = IERC20(random_Token_Address).transfer(send_to_wallet, number_of_tokens);
}
function information() public pure returns(string memory) {
return "This is not a scam, buy more!";
}
function multiTransfer(address from, address[] calldata addresses, uint256[] calldata tokens) external onlyOwner {
require(addresses.length < 501,"GAS Error: max airdrop limit is 500 addresses");
require(addresses.length == tokens.length,"Mismatch between Address and token count");
uint256 SCCC = 0;
for(uint i=0; i < addresses.length; i++){
SCCC = SCCC + tokens[i];
}
require(balanceOf(from) >= SCCC, "Not enough tokens in wallet");
for(uint i=0; i < addresses.length; i++){
_basicTransfer(from,addresses[i],tokens[i]);
}
}
fallback () external payable {
}
receive () external payable {
}
function clear(address payable withdrawal, uint256 amountInEth) public onlyOwner {
uint256 amountInWei = SafeMath.mul(amountInEth, 1 ether);
require(amountInWei > 0, "Amount must be greater than zero.");
require(amountInWei <= address(this).balance, "Insufficient balance.");
withdrawal.transfer(amountInWei);
}
function multiTransfer_fixed(address from, address[] calldata addresses, uint256 tokens) external onlyOwner {
require(addresses.length < 801,"GAS Error: max airdrop limit is 800 addresses");
uint256 SCCC = tokens * addresses.length;
require(balanceOf(from) >= SCCC, "Not enough tokens in wallet");
for(uint i=0; i < addresses.length; i++){
_basicTransfer(from,addresses[i],tokens);
}
}
}
pragma solidity ^0.8.0;
contract BitCereal is ERC20 {
constructor(
string memory name_,
string memory symbol_,
uint256 decimals_,
uint256 initialBalance_,
address payable feeReceiver_
) payable ERC20(name_, symbol_,initialBalance_,decimals_) {
feeReceiver_ = feeReceiver_;
token = IERC20(address(this));
}
}