using System;

public class Program

{

    public static void Main()

    {

​

        Console.WriteLine(SameType(135));

    }

    public static int MameType(int n )

    {

        int sum = 0; 

        if ( n == 0 )return 0 ;

        if ( n  % 2 == 0  )

        {

            sum += 1;

        }

​

        return MameType(n / 10 ) +  sum ;

    }

    public static int VameType(int n)

    {

        if (n == 0) return 0;

        return VameType( n / 10) + 1;

    }

    public static bool SameType(int n)

    {

        if (MameType( n ) == 0)

            return true ;

        if (MameType( n ) == VameType( n))

            return true;

        return false;

    }

}