Create CyclicRotator.java

javamultiplex · web-flow · commit aeab77f1b704 · 2018-01-05T21:04:20.000+05:30
diff --git a/array/geeksforgeeks/rotation/CyclicRotator.java b/array/geeksforgeeks/rotation/CyclicRotator.java
@@ -0,0 +1,33 @@
+package com.javamultiplex.array.rotation;
+
+import java.util.Arrays;
+import java.util.Scanner;
+
+//Clockwise rotate an array by one
+public class CyclicRotator {
+
+	public static void main(String[] args) {
+
+		Scanner input = new Scanner(System.in);
+		System.out.println("Enter array size : ");
+		int size = input.nextInt();
+		int[] arr = new int[size];
+		System.out.println("Now enter elements of array");
+		for (int i = 0; i < size; i++) {
+			arr[i] = input.nextInt();
+		}
+		clockwiseRotate(arr,size);
+		System.out.println(Arrays.toString(arr));
+		input.close();
+	}
+
+	private static void clockwiseRotate(int[] arr,int n) {
+
+		int temp=arr[n-1];
+		for(int i=n-1;i>0;i--){
+			arr[i]=arr[i-1];
+		}
+		arr[0]=temp;
+	}
+	
+}
