using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Luis Armando Perez Puga");

        Console.WriteLine("Enter the first number");

        int n1=Convert.ToInt32(Console.ReadLine());

        Console.WriteLine("Enter the second number");

        int n2=Convert.ToInt32(Console.ReadLine());

        int s=n1+n2;

        Console.WriteLine("{0}+{1}={2}",n1,n2,s);

        int r=n1-n2;

        Console.WriteLine("{0}-{1}={2}",n1,n2,r);

        int m=n1*n2;

        Console.WriteLine("{0}*{1}={2}",n1,n2,m);

        int d=n1/n2;

        Console.WriteLine("{0}/{1}={2}",n1,n2,d);

    }

}