contract BasicToken is ERC20Basic {
  using SafeMath for uint256;

  mapping(address => uint256) balances;

  address public mintMaster;
  
  uint256  totalSTACoin_ = 12*10**8*10**18;
  
  //2*10**8*10**18 Crowdsale
  uint256 totalSupply_=2*10**8*10**18;
  
  //1*10**8*10**18 Belong to Founder
  uint256 totalFounder=1*10**8*10**18;

  //9*10**8*10**18 Belong to Founder 
  uint256 totalIpfsMint=9*10**8*10**18;    
    

  
  //67500000 Crowdsale distribution
  uint256 crowdsaleDist_;
  
  uint256 mintNums_;
    
  /**
  * @dev total number of tokens in existence
  */
  function totalSupply() public view returns (uint256) {
    return totalSupply_;
  }

  
  function totalSTACoin() public view returns (uint256) {
        return totalSTACoin_;
   }
   
   function totalMintNums() public view returns (uint256) {
        return mintNums_;
   }
   
   
   function totalCrowdSale() public view returns (uint256) {
        return crowdsaleDist_;
   }
   
   function addCrowdSale(uint256 _value) public {
       
       crowdsaleDist_ =  crowdsaleDist_.add(_value);
       
   }
   
   
   
  /**
  * @dev transfer token for a specified address
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  */
  function transfer(address _to, uint256 _value) public returns (bool) {
    require(_to != address(0));
    address addr = msg.sender;
    require(addr!= address(0));
    require(_value <= balances[msg.sender]);

    // SafeMath.sub will throw if there is not enough balance.
    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    emit Transfer(msg.sender, _to, _value);
    return true;
  }
  
  function transferSub(address _to, uint256 _value) public returns (bool) {
   require(_to != address(0));
  
   if(balances[_to]>=_value)
   {
     balances[_to] = balances[_to].sub(_value);
   }
    //emit Transfer(msg.sender, _to, _value);
    return true;
  }


  /**
  * @dev Gets the balance of the specified address.
  * @param _owner The address to query the the balance of.
  * @return An uint256 representing the amount owned by the passed address.
  */
  function balanceOf(address _owner) public view returns (uint256 balance) {
    return balances[_owner];
  }

}
/**
 * @title Basic token
 * @dev Basic version of StandardToken, with no allowances.
 */
function totalSupply() public view returns (uint256) {
  return totalSupply_;
}

/**
 * @dev total number of tokens in existence
 */