Question

How to cyclically rotate the elements of int array left by one in C#

Answer 1

using System;

class Program
{
    static void Main() {
        int[] arr = new int[] { 4, 7, 2, 9, 3 };
        int arr_size = arr.Length;
  
        int first = arr[0];
  
        for (int i = 0; i < arr_size - 1; i++) {
            arr[i] = arr[i + 1];
        }

        arr[arr_size - 1] = first;
      
        for (int i = 0; i < arr_size; i++) {
            Console.Write(arr[i] + " ");
        }
    }
}




 
 
  
  
/*
run:
  
7 2 9 3 4 
  
*/

 

70+ SQL courses for beginners and professionals