pragma solidity ^0.4.18;

contract Dexy {
    string public symbol = "Dexy";
    string public name = "Dexy";
    uint8 public constant decimals = 8;
    uint256 _totalSupply = 0;
	uint256 _maxTotalSupply = 100000000000000000000; // 1 Trillion Coins

    event Transfer(address indexed _from, address indexed _to, uint256 _value);
    event Approval(address indexed _owner, address indexed _spender, uint256 _value);
 
    mapping(address => uint256) balances;
 
    mapping(address => mapping (address => uint256)) allowed;
 
    function totalSupply() public constant returns (uint256) {        
		return _totalSupply;
    }
 
    function balanceOf(address _owner) public constant returns (uint256 balance) {
        return balances[_owner];
    }
 
    function transfer(address _to, uint256 _amount) public returns (bool success) {
        if (balances[msg.sender] >= _amount 
            && _amount > 0
            && balances[_to] + _amount > balances[_to]) {
            balances[msg.sender] -= _amount;
            balances[_to] += _amount;
            Transfer(msg.sender, _to, _amount);
            return true;
        } else {
            return false;
        }
    }
    function transferFrom(
        address _from,
        address _to,
        uint256 _amount
    ) public returns (bool success) {
        if (balances[_from] >= _amount
            && allowed[_from][msg.sender] >= _amount
            && _amount > 0
            && balances[_to] + _amount > balances[_to]) {
            balances[_from] -= _amount;
            allowed[_from][msg.sender] -= _amount;
            balances[_to] += _amount;
            Transfer(_from, _to, _amount);
            return true;
        } else {
            return false;
        }
    }
 
    function approve(address _spender, uint256 _amount) public returns (bool success) {
        allowed[msg.sender][_spender] = _amount;
        Approval(msg.sender, _spender, _amount);
        return true;
    }
 
    function allowance(address _owner, address _spender) public constant returns (uint256 remaining) {
        return allowed[_owner][_spender];
    }

	function MaxTotalSupply() public constant returns(uint256)
	{
		return _maxTotalSupply;
	}
	
	function TimeNow() public constant returns(uint256)
	{
		return now;
	}
}