Update README with LeetCode Daily Challenge

Author: jeremymanning

README.md

@@ -237,6 +237,7 @@ _**Note:** Our group is currently taking a break from grinding leetcode. The tab
 | February 9, 2025 | [2364](https://leetcode.com/problems/count-number-of-bad-pairs/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/2364) | 🟡 Medium |
 | February 10, 2025 | [3174](https://leetcode.com/problems/clear-digits/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/3174) | 🟢 Easy |
 | February 11, 2025 | [1910](https://leetcode.com/problems/remove-all-occurrences-of-a-substring/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/1910) | 🟡 Medium |
+| February 12, 2025 | [2342](https://leetcode.com/problems/max-sum-of-a-pair-with-equal-sum-of-digits/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/2342) | 🟡 Medium |
 
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