using System;

public class Program

{

    public static void Main()

    {

        string a;

        int count=0;

        for(int i=1;i<=6;i++)

        {

         Console.WriteLine("If student "+i+ " is going to the trip enter code1, and if not enter code0");

         a=Console.ReadLine();

         if(a=="code1")

         {count++;}  

        }

         Console.WriteLine(count+ " go and"+(6-count)+" don't go");

    }

}