using System;

public class Program

{

    public static void Main()

    {

        int num1, num2;

        Console.Write("input 1 : ");

        num1 = int.Parse(Console.ReadLine());

        Console.Write("input 2 : ");

        num2 = int.Parse(Console.ReadLine());

        Console.WriteLine("sum = {0} , sub = {1} ,multiple = {2}", num1+num2 , num1-num2 , num1*num2);

        Console.WriteLine("Divide = {0:f} " , (float)num1/num2);

    }

}