w1: stanley

Author: swiftwind0405

README.md

@@ -397,7 +397,7 @@ LeetCode
 |18|[4Sum](https://leetcode.com/problems/4sum/)| |Medium|
 |17|[Letter Combinations of a Phone Number](https://leetcode.com/problems/letter-combinations-of-a-phone-number/)| |Medium|
 |16|[3Sum Closest](https://leetcode.com/problems/3sum-closest/)| |Medium|
-|15|[3Sum](https://leetcode.com/problems/3sum/)| |Medium|
+|15|[3Sum](https://leetcode.com/problems/3sum/)| [js](./algorithms/3Sum/3Sum-js.md) |Medium|
 |14|[Longest Common Prefix](https://leetcode.com/problems/longest-common-prefix/)| [js](./algorithms/longestCommonPrefix/longestCommonPrefix-js.md) |Easy|
 |13|[Roman to Integer](https://leetcode.com/problems/roman-to-integer/)| |Easy|
 |12|[Integer to Roman](https://leetcode.com/problems/integer-to-roman/)| |Medium|