/**
 @author Farheen Bano
  
 Reference-
 https://leetcode.com/problems/rotate-array/
*/

import java.util.*;
import java.lang.*;
import java.io.*;

class Solution {
    public void rotate(int[] nums, int k) {
        k=k%nums.length;
        reverse(nums,0,nums.length-1);
        reverse(nums,0,k-1);
        reverse(nums,k,nums.length-1);
    }
    
    public void reverse(int[] nums, int i, int j){
        while(i<j){
            int temp=nums[i];
            nums[i]=nums[j];
            nums[j]=temp;
            i++;
            j--;
        }
    }
}