public class AvaluadorExpressions {

  public static void main(String[] args) {
    int a=3;
    int b=8;
    int c=4;
    int d=2;
    System.out.println(2 - a * b + c);
    System.out.println((2 - a) * b + c);
    System.out.println(a * b - c * a - d);
    System.out.println(a / 3 - b);
    System.out.println(a / (33 - b));
    System.out.println(d * 23 - 1 + b);
  }
}