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1 | | -# LeetCode 题解(已完成 742 道) |
| 1 | +# LeetCode 题解(已完成 746 道) |
2 | 2 |
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3 | 3 | | 题号 | 标题 | 题解 | 标签 | 难度 | |
4 | 4 | | :------ | :------ | :------ | :------ | :------ | |
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60 | 60 | | 0061 | [旋转链表](https://leetcode.cn/problems/rotate-list/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0061.%20%E6%97%8B%E8%BD%AC%E9%93%BE%E8%A1%A8.md) | 链表、双指针 | 中等 | |
61 | 61 | | 0062 | [不同路径](https://leetcode.cn/problems/unique-paths/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0062.%20%E4%B8%8D%E5%90%8C%E8%B7%AF%E5%BE%84.md) | 数组、动态规划 | 中等 | |
62 | 62 | | 0063 | [不同路径 II](https://leetcode.cn/problems/unique-paths-ii/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0063.%20%E4%B8%8D%E5%90%8C%E8%B7%AF%E5%BE%84%20II.md) | 数组、动态规划、矩阵 | 中等 | |
| 63 | +| 0064 | [最小路径和](https://leetcode.cn/problems/minimum-path-sum/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0064.%20%E6%9C%80%E5%B0%8F%E8%B7%AF%E5%BE%84%E5%92%8C.md) | | 简单 | |
63 | 64 | | 0066 | [加一](https://leetcode.cn/problems/plus-one/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0066.%20%E5%8A%A0%E4%B8%80.md) | 数组 | 简单 | |
64 | 65 | | 0067 | [二进制求和](https://leetcode.cn/problems/add-binary/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0067.%20%E4%BA%8C%E8%BF%9B%E5%88%B6%E6%B1%82%E5%92%8C.md) | 数学、字符串、位运算 | 简单 | |
65 | 66 | | 0069 | [x 的平方根](https://leetcode.cn/problems/sqrtx/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0069.%20x%20%E7%9A%84%E5%B9%B3%E6%96%B9%E6%A0%B9.md) | 数学、二分查找 | 简单 | |
|
161 | 162 | | 0201 | [数字范围按位与](https://leetcode.cn/problems/bitwise-and-of-numbers-range/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0201.%20%E6%95%B0%E5%AD%97%E8%8C%83%E5%9B%B4%E6%8C%89%E4%BD%8D%E4%B8%8E.md) | 位运算 | 中等 | |
162 | 163 | | 0202 | [快乐数](https://leetcode.cn/problems/happy-number/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0202.%20%E5%BF%AB%E4%B9%90%E6%95%B0.md) | 哈希表、数学 | 简单 | |
163 | 164 | | 0203 | [移除链表元素](https://leetcode.cn/problems/remove-linked-list-elements/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0203.%20%E7%A7%BB%E9%99%A4%E9%93%BE%E8%A1%A8%E5%85%83%E7%B4%A0.md) | 链表 | 简单 | |
164 | | -| 0204 | [计数质数](https://leetcode.cn/problems/count-primes/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0204.%20%E8%AE%A1%E6%95%B0%E8%B4%A8%E6%95%B0.md) | 数学、哈希表 | 简单 | |
| 165 | +| 0204 | [计数质数](https://leetcode.cn/problems/count-primes/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0204.%20%E8%AE%A1%E6%95%B0%E8%B4%A8%E6%95%B0.md) | 数组、数学、枚举、数论 | 简单 | |
165 | 166 | | 0205 | [同构字符串](https://leetcode.cn/problems/isomorphic-strings/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0205.%20%E5%90%8C%E6%9E%84%E5%AD%97%E7%AC%A6%E4%B8%B2.md) | 哈希表 | 简单 | |
166 | 167 | | 0206 | [反转链表](https://leetcode.cn/problems/reverse-linked-list/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0206.%20%E5%8F%8D%E8%BD%AC%E9%93%BE%E8%A1%A8.md) | 链表 | 简单 | |
167 | 168 | | 0207 | [课程表](https://leetcode.cn/problems/course-schedule/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0207.%20%E8%AF%BE%E7%A8%8B%E8%A1%A8.md) | 深度优先搜索、广度优先搜索、图、拓扑排序 | 中等 | |
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295 | 296 | | 0461 | [汉明距离](https://leetcode.cn/problems/hamming-distance/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0461.%20%E6%B1%89%E6%98%8E%E8%B7%9D%E7%A6%BB.md) | 位运算 | 简单 | |
296 | 297 | | 0463 | [岛屿的周长](https://leetcode.cn/problems/island-perimeter/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0463.%20%E5%B2%9B%E5%B1%BF%E7%9A%84%E5%91%A8%E9%95%BF.md) | 深度优先搜索、广度优先搜索、数组、矩阵 | 中等 | |
297 | 298 | | 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 | |
| 299 | +| 0468 | [验证IP地址](https://leetcode.cn/problems/validate-ip-address/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0468.%20%E9%AA%8C%E8%AF%81IP%E5%9C%B0%E5%9D%80.md) | 字符串 | 中等 | |
298 | 300 | | 0473 | [火柴拼正方形](https://leetcode.cn/problems/matchsticks-to-square/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0473.%20%E7%81%AB%E6%9F%B4%E6%8B%BC%E6%AD%A3%E6%96%B9%E5%BD%A2.md) | 位运算、数组、动态规划、回溯、状态压缩 | 中等 | |
299 | 301 | | 0474 | [一和零](https://leetcode.cn/problems/ones-and-zeroes/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/0474.%20%E4%B8%80%E5%92%8C%E9%9B%B6.md) | 数组、字符串、动态规划 | 中等 | |
300 | 302 | | 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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544 | 546 | | 2023 | [连接后等于目标字符串的字符串对](https://leetcode.cn/problems/number-of-pairs-of-strings-with-concatenation-equal-to-target/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/2023.%20%E8%BF%9E%E6%8E%A5%E5%90%8E%E7%AD%89%E4%BA%8E%E7%9B%AE%E6%A0%87%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%9A%84%E5%AD%97%E7%AC%A6%E4%B8%B2%E5%AF%B9.md) | 数组、字符串 | 中等 | |
545 | 547 | | 2156 | [查找给定哈希值的子串](https://leetcode.cn/problems/find-substring-with-given-hash-value/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/2156.%20%E6%9F%A5%E6%89%BE%E7%BB%99%E5%AE%9A%E5%93%88%E5%B8%8C%E5%80%BC%E7%9A%84%E5%AD%90%E4%B8%B2.md) | 字符串、滑动窗口、哈希函数、滚动哈希 | 中等 | |
546 | 548 | | 2235 | [两整数相加](https://leetcode.cn/problems/add-two-integers/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/2235.%20%E4%B8%A4%E6%95%B4%E6%95%B0%E7%9B%B8%E5%8A%A0.md) | 数学 | 简单 | |
| 549 | +| 2249 | [统计圆内格点数目](https://leetcode.cn/problems/count-lattice-points-inside-a-circle/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/2249.%20%E7%BB%9F%E8%AE%A1%E5%9C%86%E5%86%85%E6%A0%BC%E7%82%B9%E6%95%B0%E7%9B%AE.md) | 几何、数组、哈希表、数学、枚举 | 中等 | |
547 | 550 | | 2276 | [统计区间中的整数数目](https://leetcode.cn/problems/count-integers-in-intervals/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/2276.%20%E7%BB%9F%E8%AE%A1%E5%8C%BA%E9%97%B4%E4%B8%AD%E7%9A%84%E6%95%B4%E6%95%B0%E6%95%B0%E7%9B%AE.md) | 设计、线段树、有序集合 | 困难 | |
| 551 | +| 2427 | [公因子的数目](https://leetcode.cn/problems/number-of-common-factors/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/2427.%20%E5%85%AC%E5%9B%A0%E5%AD%90%E7%9A%84%E6%95%B0%E7%9B%AE.md) | 数学、枚举、数论 | 简单 | |
548 | 552 | | 剑指 Offer 03 | [数组中重复的数字](https://leetcode.cn/problems/shu-zu-zhong-zhong-fu-de-shu-zi-lcof/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/%E5%89%91%E6%8C%87%20Offer%2003.%20%E6%95%B0%E7%BB%84%E4%B8%AD%E9%87%8D%E5%A4%8D%E7%9A%84%E6%95%B0%E5%AD%97.md) | 数组、哈希表、排序 | 简单 | |
549 | 553 | | 剑指 Offer 04 | [二维数组中的查找](https://leetcode.cn/problems/er-wei-shu-zu-zhong-de-cha-zhao-lcof/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/%E5%89%91%E6%8C%87%20Offer%2004.%20%E4%BA%8C%E7%BB%B4%E6%95%B0%E7%BB%84%E4%B8%AD%E7%9A%84%E6%9F%A5%E6%89%BE.md) | 数组、二分查找、分治、矩阵 | 中等 | |
550 | 554 | | 剑指 Offer 05 | [替换空格](https://leetcode.cn/problems/ti-huan-kong-ge-lcof/) | [Python](https://github.com/itcharge/LeetCode-Py/blob/main/Solutions/%E5%89%91%E6%8C%87%20Offer%2005.%20%E6%9B%BF%E6%8D%A2%E7%A9%BA%E6%A0%BC.md) | 字符串 | 简单 | |
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