Update README - Topic Tags

Author: hogan-tech

README.md

@@ -122,6 +122,7 @@ Feedback / Questions → open an Issue or reach out on [LinkedIn](https://www.li
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 | [1802-number-of-students-unable-to-eat-lunch](https://github.com/hogan-tech/leetcode-solution/tree/master/1802-number-of-students-unable-to-eat-lunch) |
+| [2274-keep-multiplying-found-values-by-two](https://github.com/hogan-tech/leetcode-solution/tree/master/2274-keep-multiplying-found-values-by-two) |
 ## Stack
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@@ -134,4 +135,13 @@ Feedback / Questions → open an Issue or reach out on [LinkedIn](https://www.li
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 | [1802-number-of-students-unable-to-eat-lunch](https://github.com/hogan-tech/leetcode-solution/tree/master/1802-number-of-students-unable-to-eat-lunch) |
+| [2274-keep-multiplying-found-values-by-two](https://github.com/hogan-tech/leetcode-solution/tree/master/2274-keep-multiplying-found-values-by-two) |
+## Hash Table
+|  |
+| ------- |
+| [2274-keep-multiplying-found-values-by-two](https://github.com/hogan-tech/leetcode-solution/tree/master/2274-keep-multiplying-found-values-by-two) |
+## Sorting
+|  |
+| ------- |
+| [2274-keep-multiplying-found-values-by-two](https://github.com/hogan-tech/leetcode-solution/tree/master/2274-keep-multiplying-found-values-by-two) |
 <!---LeetCode Topics End-->