using System;   
using System.Linq;   
namespace CheckOccurrenceOfNumberInArray  
{  
    class Program  
    {  
        static void Main(string[] args)  
        {  
            int[] array = { 1, 20, 15, 23, 15, 14, 26, 188,175,12, 36, 78, 15, 3, 5, 91, 822, 100, 1202, 78, 95, 12, 123, 12, 14, 25, 36, 15, 36, 95, 45, 10, 20, 30, 04, 50, 40, 60, 70, 80, 90, 104 };  
            Console.WriteLine("Your Array...");  
            for (int i = 0; i < array.Length; i++)  
            {  
                Console.Write(array[i] + " ");  
            }  
            Console.WriteLine("\n\n");  
            Console.Write("Enter number to check occurrence  :  ");  
            int number = Convert.ToInt32(Console.ReadLine());  
  
            int occurrences = array.Count(x => x == number);  
            Console.WriteLine("Occurrence of {0} in given array is {1}", number, occurrences);  
            Console.ReadKey();  
        }  
    }  
}