LeetCode难题代码和算法要点分析 目前分类目录 Two Pointers 011.Container-With-Most-Water (M+) 015.3Sum (M) 016.3Sum-Closet (M) 018.4Sum (M) 259.3Sum-Smaller (M+) 030.Substring-with-Concatenation-of-All-Words (H) 075.Sort-Colors (M+) 026.Remove Duplicates from Sorted Array (H-) 080.Re...
并且,您可以使用以下一些技巧来解决这些 Leetcode 问题,从而更好地使用链表 1. Understand the Basics 1.了解基础知识 Make sure you have a solid understanding of the basic structure of a linked list, including nodes and pointers.确保您对链表的基本结构(包括节点和指针)有充分的了解。 Know the ...
In our previous article, available on this link, I introduced 10 powerful patterns that can help solve a wide variety of LeetCode problems efficiently. These patterns, including Two Pointers, Sliding Window, Binary Search, Depth-First Search, and Breadth-First Search, provide a structured approach...
287 287. Find the Duplicate Number.java Medium [Array, Binary Search, Binary Search on Value, Cycle Detection, Slow Fast Pointer, Two Pointers] O(n) O(1) Java 504 242 242. Valid Anagram.java Easy [Hash Table, Sort] O(n) O(1), unique chars Java 505 340 340. Longest Substring with...
360 sort transformed array: two pointers, but this time, based on the relative value of function(i) and function(j) we move different pointer each time. 424: longest repeating character replacement: the general idea is pretty simple, but have so many details to care about. ...
Let’s check this one: https://leetcode.com/problems/same-tree/ As we can see, we already have a class TreeNode (we are near the topic, yes). public class TreeNode { int val; TreeNode left; TreeNode right; TreeNode() {} TreeNode(int val) { this.val = val; } TreeNode(int...
find the nearest greater number on the right:https://www.cnblogs.com/shepherdgai/p/13547135.html leetcode 946:https://www.cnblogs.com/shepherdgai/p/13550484.html leetcode 84:https://www.cnblogs.com/shepherdgai/p/13551715.html leetcode 402: to be continued ...
下面我将向你们展示如何将这个强大的模板应用到很多 LeetCode 问题上。 >> Basic Application > 基本应用 278. First Bad Version [Easy]278. First Bad Version [ Easy ] You are a product manager and currently leading a team to develop a new product. Since each version is developed based on the ...
287 287. Find the Duplicate Number.java Medium [Array, Binary Search, Binary Search on Value, Cycle Detection, Slow Fast Pointer, Two Pointers] O(n) O(1) Java 504 242 242. Valid Anagram.java Easy [Hash Table, Sort] O(n) O(1), unique chars Java 505 340 340. Longest Substring with...
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