Rotate an array

Author: rtvksingh

hacktober-1/src/rotateAnArray.java

@@ -0,0 +1,26 @@
+
+public class rotateAnArray {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+		int[] arr= {10,20,30,40};
+		rotate(arr,2);
+	}
+	public static void rotate(int[] a,int n) {
+		
+		for(int i=0;i<n;i++) {
+			int temp=a[a.length-1];
+			for(int j=a.length-1;j>=1;j--) {
+				
+				a[j]=a[j-1];}
+			
+			 a[0]=temp;
+			  
+			 
+		  }
+		  for(int val:a) {
+			  System.out.print(val+" ");
+		  }
+	  
+	}
+}