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leetcode.com
https://leetcode.com/
LeetCode - The World's Leading Online Programming Learning Platform
Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview.
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leetcode.com
https://leetcode.com/contest/
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.
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leetcode.com
https://leetcode.com/studyplan/
Study Plan - LeetCode
Enhance your coding skills and prepare for job interviews with LeetCode's study plans.
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leetcode.com
https://leetcode.com/problems/palindrome-number/
Palindrome Number - LeetCode
Can you solve this real interview question? Palindrome Number - Given an integer x, return true if x is a palindrome, and false otherwise. Example 1: Input: x = 121 Output: true Explanation: 121 reads as 121 from left to right and from right to left. Example 2: Input: x = -121 Output: false Explanation: From left to right, it reads -121. From right to left, it becomes 121-. Therefore it is not ...
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leetcode.com
https://leetcode.com/problem-list/array/
Array - LeetCode
Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview.
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leetcode.com
https://support.leetcode.com/hc/en-us/articles/324…
How to create test cases on LeetCode? - Help Center
3. Understanding LeetCode Input Formats Correctly inputting test cases in LeetCode is crucial for testing and debugging your code. This section guides you through the various input types you'll encounter, from basic data types to complex custom data structures and special input scenarios. 3.1 Basic Data Types This section covers fundamental data types like integers, booleans, characters, and ...
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leetcode.com
https://support.leetcode.com/hc/en-us/articles/360…
Start your Coding Practice - Help Center
Code Editor LeetCode is working on providing the best online coding experience for you. In the code editor, we start you off with default code templates based on the question and your choice of language. In order to achieve these unique features, our team integrates the editor with different context and coding environments.
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leetcode.com
https://leetcode.com/problems/two-sum/solutions/
Two Sum - LeetCode
A really brute force way would be to search for all possible pairs of numbers but that would be too slow. Again, it's best to try out brute force solutions just for completeness. It is from these brute force solutions that you can come up with optimizations.
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leetcode.com
https://leetcode.com/problems/word-break/descripti…
Word Break - LeetCode
Can you solve this real interview question? Word Break - Given a string s and a dictionary of strings wordDict, return true if s can be segmented into a space-separated sequence of one or more dictionary words. Note that the same word in the dictionary may be reused multiple times in the segmentation. Example 1: Input: s = "leetcode", wordDict = ["leet","code"] Output: true Explanation: Return ...
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leetcode.com
https://leetcode.com/problems/3sum/description/
3Sum - LeetCode
Can you solve this real interview question? 3Sum - Given an integer array nums, return all the triplets [nums[i], nums[j], nums[k]] such that i != j, i != k, and j ...