Tuesday, 30 September 2025

reverse an array c#

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using System;


public class HelloWorld

{

    public static void Main(string[] args)

    {

        int[] ar={2,4,6,8,10,12,14};

         Console.WriteLine("Original Array:");

        Console.WriteLine(string.Join(", ", ar)); // comma-separated


        reverse(ar);


        Console.WriteLine("Reversed Array:");

        Console.WriteLine(string.Join(", ", ar)); // comma-separated

    }

    static void reverse(int[] ar){

        int i=0,j=ar.Length - 1;

        while(i < j){

            int t= ar[i];

            ar[i]=ar[j];

            ar[j]=t;

            i++;

            j--;

        }

    }

}

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