diff --git a/Solution.java b/Solution.java
new file mode 100644
index 0000000..00b5b3c
--- /dev/null
+++ b/Solution.java
@@ -0,0 +1,14 @@
+class Solution {
+    public int removeDuplicates(int[] nums) {
+         if(nums.length == 0) return 0;
+      int res = 1;
+      for(int i = 1; i < nums.length; i++){
+        if(nums[i] != nums[i - 1]){
+          nums[res] = nums[i];
+          res++;
+        }
+      }
+      return res;
+        
+    }
+}