RotateByOneArrayRotating.java

public class RotateByOneArrayRotating {
	
	public static void main(String[] args) {
		int a[] ={1,2,3,4,5,6,7};
		int d=2;
		RotateByOneArrayRotating r = new RotateByOneArrayRotating();
		r.rotateLeft(a, d, 7);
		for(int i =0;i<a.length;i++){
			System.out.println(a[i]);
		}
		
		
		
	}
	
	public void rotateLeft(int[] arr ,int d , int n){
		for(int i =0;i<d;i++){
			rotatLeftByOne(arr,n);
		}
	}
	
	public void rotatLeftByOne(int[] arr ,int n){
		int i ;
		int temp;
		temp =arr[0];
		for(i =0;i<n-1;i++){
			 arr[i]=arr[i+1];
			
		}
		arr[i]=temp;
		
	}
	
	

}