Iterative This problem can also be solved iteratively. Take[1, 2, 3]in the problem statement as an example. The process of generating all the subsets is like: Initially:[[]] Adding the first number to all the e
LeetCode78. 子集 ☕ 题目:78. 子集 (leetcode-cn.com/problem) ❓ 难度:中等 描述: 给你一个整数数组 nums ,数组中的元素 互不相同 。返回该数组所有可能的子集(幂集)。 解集 不能 包含重复的子集。你可以按 任意顺序 返回解集。 示例1: 输入:nums = [1,2,3] 输出:[[],[1],[2],[1,2]...
// Solution 1: A tricky problem, proceed with caution. It's good practice to wrap what you do frequently in a function. Excessive obsession with shortest code length is gonna bring you down, one of these days. 代码1 //Code 1 26 Remove Duplicates from Sorted Array // #26 去除有序数组...
Lecture 136 Explaining the problem Lecture 137 Pseudocode implementation Lecture 138 Walkthrough over pseudocode Lecture 139 Implementing the code Section 31: Microsoft Trees question: Symmetric Trees (Easy) Lecture 140 Explaining the problem Lecture 141 Intuition behind the problem Lecture 142 Walkthrough ...
Note: All explanations are written in Github Issues, please do not create any new issue or pull request in this project since the problem index should be consistent with the issue index, thanks! ('$' means the problem is locked on Leetcode, '*' means the problem is related to Database...
codeforces_solutionsProblemSolution 1A - Theatre Square Rust 4A - Watermelon Rust 71A - Way Too Long Words Rust 158A - Next Round Rust 231A - Team Rustleetcode_solutions(problem number with 🔒 suffix need leetcode VIP to unlock)#ProblemSolutionsCategory/Comment...
218 The Skyline Problem 16.20% Hard 217 Contains Duplicate 35.90% Easy 216 Combination Sum III 27.70% Medium 215 Kth Largest Element in an Array 27.30% Medium 214 Shortest Palindrome 16.80% Hard 213 House Robber II 26.30% Medium 212 Word Search II 15.00% Hard 211 Add and Search Word - Dat...
[LeetCode] Valid Number Validate if a given string is numeric. Some examples: "0"=>true " 0.1 "=>true "abc"=>false "1 a"=>false "2e10"=>true Note: It is intended for the problem statement to be ambiguous. You should gather all requirements up front before implementing one....
Coming back to our problem, the question that now arises is, how to decide which of the parentheses to remove? Since we don't know which of the brackets can possibly be removed, we try out all the options! For every bracket we have two choices: ...
0218 The Skyline Problem Go 36.0% Hard 0219 Contains Duplicate II Go 38.4% Easy 0220 Contains Duplicate III Go 21.3% Medium 0221 Maximal Square 38.6% Medium 0222 Count Complete Tree Nodes Go 48.7% Medium 0223 Rectangle Area Go 38.1% Medium 0224 Basic Calculator Go 37.9% Hard 0225...