using System;

public class Program

{

    public static void Main()

    {

        int year = 4;

        Console.WriteLine("Input the year");

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

        switch (year)

        {

            case 1:

                Console.WriteLine("FRESHMAN");

                break;

            case 2:

                Console.WriteLine("SOPHOMORE");

                break;

            case 3:

                Console.WriteLine("JUNIOR");

                break;

            case 4:

                Console.WriteLine("SENIOR");

                break;

            default:

                Console.WriteLine("ERROR");

                break;

       }

    }

}