using System;

public class Program

{   

    public static void Main()

    {

        string[] s = { "saravanan","KArthick","Jackson","saravanan" };

        for (int i = 0; i < s.Length; i++) 

        {

            // Skip empty element

            if (string.IsNullOrEmpty(s[i]))

            {

                continue;

            }

            int count = 1;

            for (int j = i + 1; j < s.Length; j++) 

            {

                // Skip empty element

                if (string.IsNullOrEmpty(s[i]))

                {

                    continue;

                }

                if (s[i] == s[j])

                {

                    count++;

                    // Clear the element to indicate the element as already been counted

                    s[j] = string.Empty; 

                }

            }

            Console.WriteLine("{0} occurs {1} times", s[i], count);

        }

    }

}