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public int do_operation(int a, int b) throws ArithmeticException {
  if( (b>0 &&? (a > Integer.MAX_VALUE - b)) || (b<0 && (: a < Integer.MIN_VALUE - b)) ) {
    throw new ArithmeticException();
  }
  return a + b;  //Value within range can perform the addition
}

public int do_operation(int a, int b) throws ArithmeticException {
  if( (b>0 &&? (a < Integer.MIN_VALUE + b)) || (b<0 && (: a > Integer.MAX_VALUE + b)) ) {
    throw new ArithmeticException();
  }
  return a - b;  //Value within range can perform the addition
}