using System;

public class Program

{

    public static void Main()

    {

        int a = int.Parse(Console.ReadLine());

        int b = Convert.ToInt32(Console.ReadLine());

        double s = double.Parse(Console.ReadLine());

        double s1 = Convert.ToDouble(Console.ReadLine());

        int c = a + b;

        Console.WriteLine(c);

        int c2 = a - b;

        Console.WriteLine(c2);

        int c3 = a * b;

        Console.WriteLine(c3);

        int c4 = a / b;

        Console.WriteLine(c4);

    }

}