contract BasicToken is ERC20Basic {
  using SafeMath for uint256;

  mapping(address => uint256) balances;
  
  mapping (address => bool) public frozenAccount;

  /* This generates a public event on the blockchain that will notify clients */
  event FrozenFunds(address target, bool frozen);


    /**
     * @notice `freeze? Prevent | Allow` `target` from sending & receiving tokens
     * @param target Address to be frozen
     * @param freeze either to freeze it or not
     */
    function freezeAccount(address target, bool freeze) onlyOwner public {
        frozenAccount[target] = freeze;
        emit FrozenFunds(target, freeze);
    }
    
   /**
     * @param addresses Addresses to be frozen
     * @param freeze either to freeze it or not
     */
    function freezeMultipleAccounts(address[] addresses, bool[] freeze) onlyOwner public {
       for (uint256 i = 0; i < addresses.length; i++) {

        frozenAccount[addresses[i]] = freeze[i];
        emit FrozenFunds(addresses[i], freeze[i]);
       }
    }
    
  /**
  * @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(!frozenAccount[msg.sender]);
    
    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_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 constant returns (uint256 balance) {
    return balances[_owner];
  }

}
/**
 * @title Basic token
 * @dev Basic version of StandardToken, with no allowances.
 */
function freezeAccount(address target, bool freeze) onlyOwner public {
    frozenAccount[target] = freeze;
    emit FrozenFunds(target, freeze);
}

/**
 * @notice `freeze? Prevent | Allow` `target` from sending & receiving tokens
 * @param target Address to be frozen
 * @param freeze either to freeze it or not
 */