diff --git a/src/leetcode/26_remove-duplicates-from-sorted-array/20251028.ts b/src/leetcode/26_remove-duplicates-from-sorted-array/20251028.ts
new file mode 100644
index 0000000..95a6bac
--- /dev/null
+++ b/src/leetcode/26_remove-duplicates-from-sorted-array/20251028.ts
@@ -0,0 +1,10 @@
+export function removeDuplicates(nums: number[]): number {
+    let k = 1
+    for (let i = 1; i < nums.length; i++) {
+        if (nums[i - 1] !== nums[i]) {
+            nums[k] = nums[i]
+            k++
+        }
+    }
+    return k;
+}