Implement RemoveDuplicates class for array processing

Author: harshithasudhakar

Arrays/Two Pointer/RemoveDuplicates.java

@@ -0,0 +1,16 @@
+class RemoveDuplicates {
+    public int removeDuplicates(int[] nums) {
+        int i = 0;
+        int j = 1;
+
+        while(j <= nums.length-1){
+            if(nums[i] != nums[j]){
+                nums[i+1] = nums[j];
+                i += 1;
+            }
+            j += 1;
+        }
+
+        return i+1;
+    }
+}