Update README - Topic Tags

Author: Sangram03

README.md

@@ -51,6 +51,7 @@ I want share my updates on daily basis practice.
 | [2766-find-the-prefix-common-array-of-two-arrays](https://github.com/Sangram03/Leetcode/tree/master/2766-find-the-prefix-common-array-of-two-arrays) |
 | [2868-continuous-subarrays](https://github.com/Sangram03/Leetcode/tree/master/2868-continuous-subarrays) |
 | [2891-maximum-beauty-of-an-array-after-applying-operation](https://github.com/Sangram03/Leetcode/tree/master/2891-maximum-beauty-of-an-array-after-applying-operation) |
+| [2915-count-of-interesting-subarrays](https://github.com/Sangram03/Leetcode/tree/master/2915-count-of-interesting-subarrays) |
 | [3001-apply-operations-to-maximize-score](https://github.com/Sangram03/Leetcode/tree/master/3001-apply-operations-to-maximize-score) |
 | [3152-maximum-value-of-an-ordered-triplet-ii](https://github.com/Sangram03/Leetcode/tree/master/3152-maximum-value-of-an-ordered-triplet-ii) |
 | [3309-count-prefix-and-suffix-pairs-i](https://github.com/Sangram03/Leetcode/tree/master/3309-count-prefix-and-suffix-pairs-i) |
@@ -67,6 +68,7 @@ I want share my updates on daily basis practice.
 | [2640-maximum-number-of-integers-to-choose-from-a-range-i](https://github.com/Sangram03/Leetcode/tree/master/2640-maximum-number-of-integers-to-choose-from-a-range-i) |
 | [2695-find-score-of-an-array-after-marking-all-elements](https://github.com/Sangram03/Leetcode/tree/master/2695-find-score-of-an-array-after-marking-all-elements) |
 | [2766-find-the-prefix-common-array-of-two-arrays](https://github.com/Sangram03/Leetcode/tree/master/2766-find-the-prefix-common-array-of-two-arrays) |
+| [2915-count-of-interesting-subarrays](https://github.com/Sangram03/Leetcode/tree/master/2915-count-of-interesting-subarrays) |
 | [3267-find-longest-special-substring-that-occurs-thrice-i](https://github.com/Sangram03/Leetcode/tree/master/3267-find-longest-special-substring-that-occurs-thrice-i) |
 ## Binary Search
 |  |
@@ -115,6 +117,7 @@ I want share my updates on daily basis practice.
 | [2059-unique-length-3-palindromic-subsequences](https://github.com/Sangram03/Leetcode/tree/master/2059-unique-length-3-palindromic-subsequences) |
 | [2465-shifting-letters-ii](https://github.com/Sangram03/Leetcode/tree/master/2465-shifting-letters-ii) |
 | [2691-count-vowel-strings-in-ranges](https://github.com/Sangram03/Leetcode/tree/master/2691-count-vowel-strings-in-ranges) |
+| [2915-count-of-interesting-subarrays](https://github.com/Sangram03/Leetcode/tree/master/2915-count-of-interesting-subarrays) |
 | [3427-special-array-ii](https://github.com/Sangram03/Leetcode/tree/master/3427-special-array-ii) |
 ## Sliding Window
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