using System;

public class Program

{

    //תרגיל 4

    public static void Ex4()

    {

        Console.WriteLine("enter num");

        int num, num1, num2;

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

        num1 = num / 10;

        num2 = num % 10;

        Console.WriteLine(num2+num1);

        Console.WriteLine(num2^2);

        if (num1 > num2)

            Console.WriteLine(num2);

        if (num1 < num2)

            Console.WriteLine(num1);

    }

    //תרגיל 5

    public static void Ex5()

    {

        int num, num1, num2;

        Console.WriteLine("enter 3 numbers");

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

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

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

        Console.WriteLine(num+num1+num2 /3);

    }

    public static void Main()

    {

        //Ex4();

        Ex5();

    }

}