using System;

​

//code to count character in string 

public class Program

{

    public static void Main()

    {

        string str="Brijesh Ray";

        string strUp=str.Replace(" ",string.Empty).ToUpper();

        string res="";

        int count=0;

        foreach(char ch in strUp)

        {

            if(!res.Contains(ch))

                res=res+ch;

            else

                continue;

        }

        foreach(char ch in res)

        {

            foreach(char ch2 in strUp)

            {

                if(ch==ch2)

                    count=count+1;              

            }

            Console.WriteLine(ch+":"+count);

            count=0;

        }

        Console.WriteLine("Hello World");

    }

}