"added ArrayManipulation Version 1."

ArrayManipulation.java

@@ -0,0 +1,24 @@
+import java.util.Arrays;
+
+public class ArrayManipulation {
+
+  public static void main(String[] args) {
+
+    int[] arr = { 1, 2, 3, 4, 5 };
+    System.out.println(Arrays.toString(reverseArray(arr)));
+
+  }
+
+  public static int[] reverseArray(int[] arr) {
+
+    for (int i = 0; i < arr.length / 2; i++) {
+      int tmp = arr[i];
+      arr[i] = arr[arr.length - 1 - i];
+      arr[arr.length - 1 - i] = tmp;
+    }
+    return arr;
+
+  }
+
+
+}