import java.util.Arrays;
public class Main{
public static void main (String[] args){
int[] test = {1,2,3,4,5,6,7,8,9,10};
for(int i=1;i<=test.length;++i){
int[] arr = test.clone();
rotateArray(arr,i);
System.out.println(i + " => " + Arrays.toString(arr));
}
}
private static void rotateArray(int[] arr,int m){
int left = 0,right = arr.length - 1;
int limit = Math.min(m,arr.length/2);
while(left < limit){
swap(arr,left++,right--);
}
reverse(arr,arr.length - m,arr.length-1);
reverse(arr,m,arr.length-m-1);
reverse(arr,0,arr.length-m-1);
}
private static void reverse(int[] arr,int left,int right){
while(left < right){
swap(arr,left++,right--);
}
}
private static void swap(int[] arr,int x,int y){
int temp = arr[x];
arr[x] = arr[y];
arr[y] = temp;
}
}
