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);
}