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# 即学即练｜基础算法思想篇：复习卡 & 算法题特训
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你好，我是微扰君。
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大年初一，祝你新春快乐！
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今天是春节特别策划的第二期。昨天的第一期是关于基础数据结构篇的，如果你错过了可以点[这里](https://time.geekbang.org/column/article/483263)答题&复习。
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这4篇文章中的题目都是我精选出来的，无论是对知识点的理解，还是为了准备面试，都是必须要掌握的，建议你一定要全部手写练习。如果一遍搞不定，你可以点击对应章节的要点卡，再复习一下文章，多看几遍，结合题目反复练习，一定会收获很多。
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## 基础算法思想篇
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今天我们来复习&练习专栏的第二章，**基础算法思想篇**。在这个模块里，我们一起学习了外部排序、二分、搜索、字符串匹配、拓扑排序、哈夫曼树这些内容。
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### 必知必会力扣题
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* 题目名 846. 一手顺子
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题目链接：[https://leetcode-cn.com/problems/hand-of-straights/](https://leetcode-cn.com/problems/hand-of-straights/)
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[题解思路](https://leetcode-cn.com/problems/hand-of-straights/solution/wei-rao-li-lun-mo-ni-dui-ha-xi-ji-shu-by-5qhn/)
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* 题目名 475. 供暖器
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题目链接：[https://leetcode-cn.com/problems/heaters/](https://leetcode-cn.com/problems/heaters/)
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[题解思路](https://leetcode-cn.com/problems/heaters/solution/wei-rao-li-lun-pai-xu-shuang-zhi-zhen-ta-lhp6/)
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* 题目名 剑指 Offer II 069. 山峰数组的顶部
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题目链接：[https://leetcode-cn.com/problems/B1IidL/](https://leetcode-cn.com/problems/B1IidL/)
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[题解思路](https://leetcode-cn.com/problems/B1IidL/solution/wei-rao-li-lun-kan-dao-logn-jiu-shi-er-f-csom/)
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* 题目名 162. 寻找峰值
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题目链接：[https://leetcode-cn.com/problems/find-peak-element/](https://leetcode-cn.com/problems/find-peak-element/)
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[题解思路](https://leetcode-cn.com/problems/find-peak-element/solution/wei-rao-li-lun-er-fen-sou-suo-yue-guo-sh-7sk6/)
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* 题目名 1044. 最长重复子串
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题目链接：[https://leetcode-cn.com/problems/longest-duplicate-substring/](https://leetcode-cn.com/problems/longest-duplicate-substring/)
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[题解思路](https://leetcode-cn.com/problems/longest-duplicate-substring/solution/wei-rao-li-lun-rabin-karp-er-fen-sou-suo-3c22/)
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* 题目名 851. 喧闹和富有
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题目链接：[https://leetcode-cn.com/problems/loud-and-rich/](https://leetcode-cn.com/problems/loud-and-rich/)
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[题解思路](https://leetcode-cn.com/problems/loud-and-rich/solution/wei-rao-li-lun-dfsji-yi-hua-sou-suo-ying-xukd/)
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### 复习要点卡
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点击要点卡，直达你最需要复习的那篇。
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[](https://time.geekbang.org/column/article/472750)
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[](https://time.geekbang.org/column/article/473255)
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[](https://time.geekbang.org/column/article/474363)
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[](https://time.geekbang.org/column/article/474446)
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[](https://time.geekbang.org/column/article/475478)
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[](https://time.geekbang.org/column/article/476001)
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* * *
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复习&练习的过程中，如果有什么困惑，获得了什么收获，都欢迎你留言讨论。做完题目之后，欢迎你把复习卡和你的LeetCode题解分享给你的朋友。
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学习愉快，我们下期见～
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