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安裝中文字典英文字典辭典工具!
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- LeetCode - The Worlds Leading Online Programming Learning Platform
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- Contest - LeetCode
Enhance your coding abilities and get valuable real-world feedback by participating in contests on LeetCode You can also win up to 5000 LeetCoins per contest, as well as bonus prizes from sponsored companies
- Explore - LeetCode
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- Longest Substring Without Repeating Characters - LeetCode
Can you solve this real interview question? Longest Substring Without Repeating Characters - Given a string s, find the length of the longest substring without duplicate characters Example 1: Input: s = "abcabcbb" Output: 3 Explanation: The answer is "abc", with the length of 3 Note that "bca" and "cab" are also correct answers Example 2: Input: s = "bbbbb" Output: 1 Explanation: The answer
- Merge Two Sorted Lists - LeetCode
You are given the heads of two sorted linked lists list1 and list2 Merge the two lists into one sorted list The list should be made by splicing together the nodes of the first two lists Return the head of the merged linked list Example 1: Input: list1 = [1,2,4], list2 = [1,3,4] Output: [1,1,2,3,4,4] Example 2: Input: list1 = [], list2 = [] Output: [] Example 3: Input: list1 = [], list2
- Reverse Linked List - LeetCode
Given the head of a singly linked list, reverse the list, and return the reversed list Example 1: Input: head = [1,2,3,4,5] Output: [5,4,3,2,1] Example 2: Input: head = [1,2] Output: [2,1] Example 3: Input: head = [] Output: [] Constraints: The number of nodes in the list is the range [0, 5000] -5000 <= Node val <= 5000 Follow up: A linked list can be reversed either iteratively or
- Array - LeetCode
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- Top Interview 150 - Study Plan - LeetCode
Must-do List for Interview Prep 150 Original Classic Questions Covers comprehensive interview topics Best for 3+ months of prep time Problems support high-quality editorials
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