using System;

public class Program

{

    public static void Main()

    {

        string name;

        int math;

        int literature;

        int physics;

        int history;

        int total;

        double average;

        Console.WriteLine("Hello! I'll be helping you today");

        Console.WriteLine("What's your name?");

        name = Console.ReadLine();

        Console.WriteLine("Nice to meet you " + name);

        Console.WriteLine();

        Console.WriteLine("I will help you with your avarage and tell you if you passed or not");

        Console.WriteLine("What did you get in math?");

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

        Console.WriteLine("What did you get in literature?");

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

        Console.WriteLine("What did you get in physics?");

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

        Console.WriteLine("And finally, what did you get in history?");

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

        total = math + literature + physics + history;

        average = total / 4;

        Console.WriteLine("Your avarage is " + average);

        if (total > 70 || total == 70)

        {

            Console.WriteLine("Congratulations!!! You passed");

        }

        else if ( total < 70) 

        { 

            Console.WriteLine("Sorry, you failed");

        }

    }

}