contract JTrex is StandardToken {

    string public constant name = "JTrex"; // solium-disable-line uppercase
    string public constant symbol = "JTX"; // solium-disable-line uppercase
    uint8 public constant decimals = 18; // solium-disable-line uppercase

    uint256 public constant INITIAL_SUPPLY = 1000000000 * (10 ** uint256(decimals));

    /**
     * @dev Constructor that gives msg.sender all of existing tokens.
     */
    function JTrex() public {
        totalSupply_ = INITIAL_SUPPLY;
        balances[msg.sender] = INITIAL_SUPPLY;
        Transfer(0x0, msg.sender, INITIAL_SUPPLY);
    }

}
function JTrex() public {
    totalSupply_ = INITIAL_SUPPLY;
    balances[msg.sender] = INITIAL_SUPPLY;
    Transfer(0x0, msg.sender, INITIAL_SUPPLY);
}

/**
 * @dev Constructor that gives msg.sender all of existing tokens.
 */