using System;

public class Program

{

    public static void Main()

    {

      Console.WriteLine("3dd elestwanat");

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

      Console.WriteLine("3dd el3lb elkamle = {0}",x/50);

      Console.WriteLine("3dd estwanat 2lmtbkia = {0}",x%50);

​

    }

}