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 contract ERC20Basic *    - function totalSupply()    - function balanceOf(address tokenOwner ...    - function transfer(address receiver, u ...    - function approve(address delegate, ui ...    - function allowance(address owner, add ...    - function transferFrom(address owner, ... library SafeMath    - function sub(uint256 a, uint256 b)    - function add(uint256 a, uint256 b)

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/**
 *Submitted for verification at Etherscan.io on 2020-11-29
*/

pragma solidity ^0.6.6;

contract ERC20Basic {
    string public constant name = "RAIDO";
    string public constant symbol = "RA";
    uint8 public constant decimals = 18;
    uint256 totalSupply_ = 100000000000000000000000000;

    event Approval(
        address indexed tokenOwner,
        address indexed spender,
        uint256 tokens
    );
    event Transfer(address indexed from, address indexed to, uint256 tokens);

    mapping(address => uint256) balances;

    mapping(address => mapping(address => uint256)) allowed;

    using SafeMath for uint256;

    constructor() public {
        balances[msg.sender] = totalSupply_;
    }
    
    function totalSupply() public view returns (uint256) {
        return totalSupply_;
    }

    function balanceOf(address tokenOwner) public view returns (uint256) {
        return balances[tokenOwner];
    }

    function transfer(address receiver, uint256 numTokens)
        public
        returns (bool)
    {
        require(numTokens <= balances[msg.sender]);
        balances[msg.sender] = balances[msg.sender].sub(numTokens);
        balances[receiver] = balances[receiver].add(numTokens);
        emit Transfer(msg.sender, receiver, numTokens);
        return true;
    }

    function approve(address delegate, uint256 numTokens)
        public
        returns (bool)
    {
        allowed[msg.sender][delegate] = numTokens;
        Approval(msg.sender, delegate, numTokens);
        return true;
    }

    function allowance(address owner, address delegate)
        public
        view
        returns (uint256)
    {
        return allowed[owner][delegate];
    }

    function transferFrom(address owner, address buyer, uint256 numTokens)
        public
        returns (bool)
    {
        require(numTokens <= balances[owner]);
        require(numTokens <= allowed[owner][msg.sender]);

        balances[owner] = balances[owner].sub(numTokens);
        allowed[owner][msg.sender] = allowed[owner][msg.sender].sub(numTokens);
        balances[buyer] = balances[buyer].add(numTokens);
        Transfer(owner, buyer, numTokens);
        return true;
    }
}

library SafeMath {
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        assert(b <= a);
        return a - b;
    }

    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        assert(c >= a);
        return c;
    }
}

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[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"tokenOwner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokens","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokens","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"delegate","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"delegate","type":"address"},{"internalType":"uint256","name":"numTokens","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenOwner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint256","name":"numTokens","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"buyer","type":"address"},{"internalType":"uint256","name":"numTokens","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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