diff --git "a/leetcode3/\354\227\274\355\230\234\354\240\225/26. Remove Duplicates from Sorted Array.java" "b/leetcode3/\354\227\274\355\230\234\354\240\225/26. Remove Duplicates from Sorted Array.java"
new file mode 100644
index 00000000..941ff5ea
--- /dev/null
+++ "b/leetcode3/\354\227\274\355\230\234\354\240\225/26. Remove Duplicates from Sorted Array.java"	
@@ -0,0 +1,15 @@
+// 투포인터
+// O(n)
+
+class Solution {
+    public int removeDuplicates(int[] nums) {
+        int now = 1;
+        for (int next = 1; next<nums.length; next++) {
+            if (nums[next] != nums[now-1]) {
+                nums[now] = nums[next];
+                now++;
+            }
+        }
+        return now;
+    }
+}