README.md

Author: bestgopher

README.md

@@ -2,7 +2,7 @@
 
 | Total | Easy | Medium | Hard |
 | :----: | :----: | :----: | :----: |
-| 816 | 362 | 426 | 28 |
+| 817 | 362 | 427 | 28 |
 
 ### 题目
 
@@ -538,6 +538,7 @@
 |2292    | 统计包含给定前缀的字符串 | [src](https://github.com/rustors/leetcode/blob/main/src/bin/counting-words-with-a-given-prefix.rs) | [leetcode](https://leetcode-cn.com/problems/counting-words-with-a-given-prefix/) | Easy |
 |2299    | 合并零之间的节点 | [src](https://github.com/rustors/leetcode/blob/main/src/bin/merge-nodes-in-between-zeros.rs) | [leetcode](https://leetcode-cn.com/problems/merge-nodes-in-between-zeros/) | Medium |
 |2300    | 构造限制重复的字符串 | [src](https://github.com/rustors/leetcode/blob/main/src/bin/construct-string-with-repeat-limit.rs) | [leetcode](https://leetcode-cn.com/problems/construct-string-with-repeat-limit/) | Medium |
+|2309    | 字符串中最多数目的子序列 | [src](https://github.com/rustors/leetcode/blob/main/src/bin/maximize-number-of-subsequences-in-a-string.rs) | [leetcode](https://leetcode-cn.com/problems/maximize-number-of-subsequences-in-a-string/) | Medium |
 |2310    | 将数组和减半的最少操作次数 | [src](https://github.com/rustors/leetcode/blob/main/src/bin/minimum-operations-to-halve-array-sum.rs) | [leetcode](https://leetcode-cn.com/problems/minimum-operations-to-halve-array-sum/) | Medium |
 |2320    | 找出数组中的所有 K 近邻下标 | [src](https://github.com/rustors/leetcode/blob/main/src/bin/find-all-k-distant-indices-in-an-array.rs) | [leetcode](https://leetcode-cn.com/problems/find-all-k-distant-indices-in-an-array/) | Easy |
 |2328    | 向表达式添加括号后的最小结果 | [src](https://github.com/rustors/leetcode/blob/main/src/bin/minimize-result-by-adding-parentheses-to-expression.rs) | [leetcode](https://leetcode-cn.com/problems/minimize-result-by-adding-parentheses-to-expression/) | Medium |