Add entry for problem 1422: Maximum Score After Splitting a String in README

Author: MonitSharma

README.md

@@ -150,6 +150,7 @@ This repository contains solutions to over 500 Leetcode problems that are organi
 | 1396 | Design Underground System | [![Medium](https://img.shields.io/badge/Medium-12100E?style=for-the-badge&logo=medium&logoColor=white)](https://medium.com/@_monitsharma/daily-leetcode-problems-problem-1396-design-underground-system-b2470f389359) |
 | 1406 | Stone Game III | [![Medium](https://img.shields.io/badge/Medium-12100E?style=for-the-badge&logo=medium&logoColor=white)](https://medium.com/@_monitsharma/daily-leetcode-problems-problem-1406-stone-game-iii-47ac01edfd30) |
 | 1416 | Restore The Array | [![Medium](https://img.shields.io/badge/Medium-12100E?style=for-the-badge&logo=medium&logoColor=white)](https://medium.com/@_monitsharma/daily-leetcode-problems-problem-1416-restore-the-array-25e345458016) |
+| 1422 | Maximum Score After Splitting a String| [![Medium](https://img.shields.io/badge/Medium-12100E?style=for-the-badge&logo=medium&logoColor=white)](https://github.com/MonitSharma/LeetCode-Solutions/tree/main/1422-maximum-score-after-splitting-a-string) |
 | 1431 | Kids With the Greatest Number of Candies | [![Medium](https://img.shields.io/badge/Medium-12100E?style=for-the-badge&logo=medium&logoColor=white)](https://medium.com/@_monitsharma/daily-leetcode-problems-problem-1431-kids-with-the-greatest-number-of-candies-f79cf41b618e) |
 | 1456 | Maximum Number of Vowels in a Substring of Given Length | [![Medium](https://img.shields.io/badge/Medium-12100E?style=for-the-badge&logo=medium&logoColor=white)](https://medium.com/@_monitsharma/daily-leetcode-problems-problem-1456-maximum-number-of-vowels-in-a-substring-of-given-length-b1915e60afd2) |
 | 1489 | Find Critical and Pseudo Critical Edges in Minimum Spanning Tree | [![Medium](https://img.shields.io/badge/Medium-12100E?style=for-the-badge&logo=medium&logoColor=white)](https://medium.com/@_monitsharma/daily-leetcode-problems-problem-1489-fce430e3d77d) |