Look at solutions, understand them, then try again later. 🧩 Focus on understanding patterns, not just answers. ✅ Resources 🔗 LeetCode Explore - Easy Questions 📚 NeetCode 150 🧠 Tech Interview Handbook
categories. We recommend: Trapping Rain Water and The Skyline Problem. If you'd like more challenge, we highly recommend you to solve the last two problems: The Skyline Problem and Largest Rectangle in Histogram. Both problems are very fun to solve and can be solved with many different ...
）GitHub - awangdev/LintCode: Java Solutions to problems on LintCodeLeetCode, LintCode都很好，但...
Linked List problems are relatively easy to master. Do not forget the Two-pointer technique, which not only applicable to Array problems but also Linked List problems as well. Another technique to greatly simplify coding in linked list problems is the dummy node trick. We recommend: Add Two Nu...
额，可能没什么体验，我是"龟派刷题人”，就是那种刷题速度很慢的选手。。。刷题是漫长的路，身边...
问题描述: 解答: 优化: ... leetcode 9 Palindrome Number 题目描述: https://leetcode.com/problems/palindrome-number/ AC代码: 一开始简单的将数进行翻转,然后和原数进行比较,结果提示溢出,最后才看到题目在最下面的Hide Hint已经提示过了,(⊙﹏⊙)... ...
In principle, the board is infinite, which would cause problems when the active area encroaches the border of the array. How would you address these problems? 【解答】状态转换的问题,把代码逻辑想清楚再写。这类题算法本身不难,也没什么变态 case,关键是代码逻辑要规划清楚。 设置了四种状态:1:live,...
下面的思路借鉴自讨论区(https://leetcode.com/problems/maximum-xor-of-two-numbers-in-an-array/discuss/91049/Java-O(n%29-solution-using-bit-manipulation-and-HashMap)的一个解法。现在 Medium 的题目居然也需要看解答了,叹气。 代码语言:javascript 代码运行次数:0 运行 复制 class Solution { public int...
https://leetcode.com/problems/frog-jump/discuss/88824/Very-easy-to-understand-JAVA-solution-with-explanations https://leetcode.com/problems/frog-jump/discuss/88937/share-my-non-recursive-c-solution-with-simple-comments LeetCode All in One 题目讲解汇总(持续更新中...)...
https://leetcode.com/problems/counting-bits/ https://leetcode.com/discuss/92796/four-lines-c-time-o-n-space-o-1 https://leetcode.com/discuss/92694/my-408-ms-c-solution-using-bitset https://leetcode.com/discuss/92698/my-448ms-c-easy-solution-o-n-time-and-o-n-space ...