programming-examples/c-sharp/Linq/C# Sharp to display the number and frequency of number from given array.cs
2019-11-15 12:59:38 +01:00

24 lines
944 B
C#

using System;
using System.Linq;
using System.Collections.Generic;
class LinqExercise4
{
static void Main(string[] args)
{
int[] arr1 = new int[] { 5, 9, 1, 2, 3, 7, 5, 6, 7, 3, 7, 6, 8, 5, 4, 9, 6, 2 };
Console.Write("\nLINQ : Display the number and frequency of number from given array : \n");
Console.Write("---------------------------------------------------------------------\n");
Console.Write("The numbers in the array are : \n");
Console.Write(" 5, 9, 1, 2, 3, 7, 5, 6, 7, 3, 7, 6, 8, 5, 4, 9, 6, 2\n");
var n = from x in arr1
group x by x into y
select y;
Console.WriteLine("\nThe number and the Frequency are : \n");
foreach (var arrNo in n)
{
Console.WriteLine("Number "+arrNo.Key + " appears " + arrNo.Count()+" times");
}
Console.WriteLine("\n");
}
}