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233 | 233 | | 0438 | [找到字符串中所有字母异位词](https://leetcode.cn/problems/find-all-anagrams-in-a-string/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0438.%20%E6%89%BE%E5%88%B0%E5%AD%97%E7%AC%A6%E4%B8%B2%E4%B8%AD%E6%89%80%E6%9C%89%E5%AD%97%E6%AF%8D%E5%BC%82%E4%BD%8D%E8%AF%8D.md) | 哈希表、字符串、滑动窗口 | 中等 |
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234 | 234 | | 0995 | [K 连续位的最小翻转次数](https://leetcode.cn/problems/minimum-number-of-k-consecutive-bit-flips/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0995.%20K%20%E8%BF%9E%E7%BB%AD%E4%BD%8D%E7%9A%84%E6%9C%80%E5%B0%8F%E7%BF%BB%E8%BD%AC%E6%AC%A1%E6%95%B0.md) | 位运算、数组、前缀和、滑动窗口 | 困难 |
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235 | 235 | | 0683 | [K 个关闭的灯泡](https://leetcode.cn/problems/k-empty-slots/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0683.%20K%20%E4%B8%AA%E5%85%B3%E9%97%AD%E7%9A%84%E7%81%AF%E6%B3%A1.md) | 树状数组、数组、有序集合、滑动窗口 | 困难 |
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| 236 | +| 0220 | [存在重复元素 III](https://leetcode.cn/problems/contains-duplicate-iii/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0220.%20%E5%AD%98%E5%9C%A8%E9%87%8D%E5%A4%8D%E5%85%83%E7%B4%A0%20III.md) | 排序、有序集合、哈希表 | 中等 | |
236 | 237 | | 0239 | [滑动窗口最大值](https://leetcode.cn/problems/sliding-window-maximum/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0239.%20%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E6%9C%80%E5%A4%A7%E5%80%BC.md) | 队列,数组、滑动窗口、单调队列、堆(优先队列) | 困难 |
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237 | 238 | | 0480 | [滑动窗口中位数](https://leetcode.cn/problems/sliding-window-median/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0480.%20%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E4%B8%AD%E4%BD%8D%E6%95%B0.md) | 数组、哈希表、滑动窗口、堆(优先队列) | 困难 |
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238 | 239 |
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263 | 264 | | 0904 | [水果成篮](https://leetcode.cn/problems/fruit-into-baskets/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0904.%20%E6%B0%B4%E6%9E%9C%E6%88%90%E7%AF%AE.md) | 数组、哈希表、滑动窗口 | 中等 |
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264 | 265 | | 1358 | [包含所有三种字符的子字符串数目](https://leetcode.cn/problems/number-of-substrings-containing-all-three-characters/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/1358.%20%E5%8C%85%E5%90%AB%E6%89%80%E6%9C%89%E4%B8%89%E7%A7%8D%E5%AD%97%E7%AC%A6%E7%9A%84%E5%AD%90%E5%AD%97%E7%AC%A6%E4%B8%B2%E6%95%B0%E7%9B%AE.md) | 哈希表、字符串、滑动数组 | 中等 |
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265 | 266 | | 0467 | [环绕字符串中唯一的子字符串](https://leetcode.cn/problems/unique-substrings-in-wraparound-string/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0467.%20%E7%8E%AF%E7%BB%95%E5%AD%97%E7%AC%A6%E4%B8%B2%E4%B8%AD%E5%94%AF%E4%B8%80%E7%9A%84%E5%AD%90%E5%AD%97%E7%AC%A6%E4%B8%B2.md) | 字符串、动态规划 | 中等 |
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266 | | -| 0220 | [存在重复元素 III](https://leetcode.cn/problems/contains-duplicate-iii/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0220.%20%E5%AD%98%E5%9C%A8%E9%87%8D%E5%A4%8D%E5%85%83%E7%B4%A0%20III.md) | 排序、有序集合、哈希表 | 中等 | |
267 | 267 | | 1438 | [绝对差不超过限制的最长连续子数组](https://leetcode.cn/problems/longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/1438.%20%E7%BB%9D%E5%AF%B9%E5%B7%AE%E4%B8%8D%E8%B6%85%E8%BF%87%E9%99%90%E5%88%B6%E7%9A%84%E6%9C%80%E9%95%BF%E8%BF%9E%E7%BB%AD%E5%AD%90%E6%95%B0%E7%BB%84.md) | 队列、数组、有序集合、滑动窗口、单调队列、堆(优先队列) | 中等 |
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268 | 268 |
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269 | 269 | ## 02. 链表
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