Update README.md

Author: hijiangtao

README.md

@@ -1 +1,6 @@
-# LeetCodeOJ
+# LeetCodeOJ
+
+| ID | Title | Solution | Difficulty |
+|---| ----- | -------- | ---------- |
+|1|[Two Sum](https://leetcode.com/problems/two-sum/) | [JavaScript](./src/two-sum.js)|Easy|
+|434|[Number of Segments in a String](https://leetcode.com/problems/number-of-segments-in-a-string/) | [JavaScript](./src/number-of-segments-in-a-string.js)|Easy|