// Vulnerability label: ARTHM_LE
pragma solidity ^0.4.18;

	library SafeMath {
	    function add(uint a, uint b) internal pure returns (uint c) {
	        c = a + b;
	        require(c >= a);
	    }
	    function sub(uint a, uint b) internal pure returns (uint c) {
	        require(b <= a);
	        c = a - b;
	    }
	    function mul(uint a, uint b) internal pure returns (uint c) {
	        c = a * b;
	        require(a == 0 || c / a == b);
	    }
	    function div(uint a, uint b) internal pure returns (uint c) {
	        require(b > 0);
	        c = a / b;
	    }
	}

	contract ERC20Interface {
	    function totalSupply() public constant returns (uint);
	    function balanceOf(address tokenOwner) public constant returns (uint balance);
	    function allowance(address tokenOwner, address spender) public constant returns (uint remaining);
	    function transfer(address to, uint tokens) public returns (bool success);
	    function approve(address spender, uint tokens) public returns (bool success);
	    function transferFrom(address from, address to, uint tokens) public returns (bool success);

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

	contract ApproveAndCallFallBack {
	    function receiveApproval(address from, uint256 tokens, address token, bytes data) public;
	}

	contract Owned {
	    address public owner;
	    address public newOwner;

	    event OwnershipTransferred(address indexed _from, address indexed _to);

	    function Owned() public {
	        owner = msg.sender;
	    }

	    modifier onlyOwner {
	        require(msg.sender == owner);
	        _;
	    }

	    function transferOwnership(address _newOwner) public onlyOwner {
	        newOwner = _newOwner;
	    }
	    function acceptOwnership() public {
	        require(msg.sender == newOwner);
	        OwnershipTransferred(owner, newOwner);
	        owner = newOwner;
	        newOwner = address(0);
	    }
	}

	contract Foryoucoin is ERC20Interface, Owned {
	    using SafeMath for uint;

	    string public symbol;
	    string public  name;
	    uint8 public decimals;
	    uint public _totalSupply;

	    mapping(address => uint) balances;
	    mapping(address => mapping(address => uint)) allowed;

	    function Foryoucoin() public {
	        symbol = "FYC";
	        name = "Foryoucoin";
	        decimals = 8;
	        _totalSupply = 5000000000 * 10**uint(decimals);
	        balances[owner] = _totalSupply;
	        Transfer(address(0), owner, _totalSupply);
	    }

	    function totalSupply() public constant returns (uint) {
	        return _totalSupply  - balances[address(0)];
	    }

	    function balanceOf(address tokenOwner) public constant returns (uint balance) {
	        return balances[tokenOwner];
	    }

	    function transfer(address to, uint tokens) public returns (bool success) {
	        balances[msg.sender] = balances[msg.sender].sub(tokens);
	        balances[to] = balances[to].add(tokens);
	        Transfer(msg.sender, to, tokens);
	        return true;
	    }

	    function approve(address spender, uint tokens) public returns (bool success) {
	        allowed[msg.sender][spender] = tokens;
	        Approval(msg.sender, spender, tokens);
	        return true;
	    }

	    function transferFrom(address from, address to, uint tokens) public returns (bool success) {
	        balances[from] = balances[from].sub(tokens);
	        allowed[from][msg.sender] = allowed[from][msg.sender].sub(tokens);
	        balances[to] = balances[to].add(tokens);
	        Transfer(from, to, tokens);
	        return true;
	    }

	    function allowance(address tokenOwner, address spender) public constant returns (uint remaining) {
	        return allowed[tokenOwner][spender];
	    }

	    function approveAndCall(address spender, uint tokens, bytes data) public returns (bool success) {
	        allowed[msg.sender][spender] = tokens;
	        Approval(msg.sender, spender, tokens);
	        ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, this, data);
	        return true;
	    }

	    function () public payable {
	        revert();
	    }

	    function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
	        return ERC20Interface(tokenAddress).transfer(owner, tokens);
	    }
	}