public class Main {
  public static void main(String[] args) {
    int x = 12;
    int y = 5;

    System.out.println(x + y); // 17
    System.out.println(x - y); // 7
    System.out.println(x * y); // 60
    System.out.println(x / y); // 2  (integer division, remainder dropped)
  }
}