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basic
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lcci
lcof
lcof2
lcp
lcs
solution
- 0000-0099
- 0100-0199
- 0200-0299
- 0300-0399
- 0400-0499
- 0500-0599
- 0600-0699
  - 0600.Non-negative Integers without Consecutive Ones
  - 0601.Human Traffic of Stadium
  - 0602.Friend Requests II Who Has the Most Friends
  - 0603.Consecutive Available Seats
  - 0604.Design Compressed String Iterator
  - 0605.Can Place Flowers
  - 0606.Construct String from Binary Tree
  - 0607.Sales Person
  - 0608.Tree Node
  - 0609.Find Duplicate File in System
  - 0610.Triangle Judgement
  - 0611.Valid Triangle Number
  - 0612.Shortest Distance in a Plane
  - 0613.Shortest Distance in a Line
  - 0614.Second Degree Follower
  - 0615.Average Salary Departments VS Company
  - 0616.Add Bold Tag in String
  - 0617.Merge Two Binary Trees
  - 0618.Students Report By Geography
  - 0619.Biggest Single Number
  - 0620.Not Boring Movies
  - 0621.Task Scheduler
  - 0622.Design Circular Queue
  - 0623.Add One Row to Tree
  - 0624.Maximum Distance in Arrays
  - 0625.Minimum Factorization
  - 0626.Exchange Seats
  - 0627.Swap Salary
  - 0628.Maximum Product of Three Numbers
  - 0629.K Inverse Pairs Array
  - 0630.Course Schedule III
  - 0631.Design Excel Sum Formula
  - 0632.Smallest Range Covering Elements from K Lists
  - 0633.Sum of Square Numbers
  - 0634.Find the Derangement of An Array
  - 0635.Design Log Storage System
  - 0636.Exclusive Time of Functions
  - 0637.Average of Levels in Binary Tree
  - 0638.Shopping Offers
  - 0639.Decode Ways II
  - 0640.Solve the Equation
  - 0641.Design Circular Deque
  - 0642.Design Search Autocomplete System
  - 0643.Maximum Average Subarray I
  - 0644.Maximum Average Subarray II
  - 0645.Set Mismatch
  - 0646.Maximum Length of Pair Chain
  - 0647.Palindromic Substrings
  - 0648.Replace Words
  - 0649.Dota2 Senate
  - 0650.2 Keys Keyboard
  - 0651.4 Keys Keyboard
  - 0652.Find Duplicate Subtrees
  - 0653.Two Sum IV - Input is a BST
  - 0654.Maximum Binary Tree
  - 0655.Print Binary Tree
  - 0656.Coin Path
  - 0657.Robot Return to Origin
  - 0658.Find K Closest Elements
  - 0659.Split Array into Consecutive Subsequences
  - 0660.Remove 9
  - 0661.Image Smoother
  - 0662.Maximum Width of Binary Tree
  - 0663.Equal Tree Partition
  - 0664.Strange Printer
  - 0665.Non-decreasing Array
  - 0666.Path Sum IV
  - 0667.Beautiful Arrangement II
  - 0668.Kth Smallest Number in Multiplication Table
  - 0669.Trim a Binary Search Tree
  - 0670.Maximum Swap
  - 0671.Second Minimum Node In a Binary Tree
  - 0672.Bulb Switcher II
  - 0673.Number of Longest Increasing Subsequence
  - 0674.Longest Continuous Increasing Subsequence
  - 0675.Cut Off Trees for Golf Event
  - 0676.Implement Magic Dictionary
  - 0677.Map Sum Pairs
  - 0678.Valid Parenthesis String
  - 0679.24 Game
  - 0680.Valid Palindrome II
  - 0681.Next Closest Time
  - 0682.Baseball Game
  - 0683.K Empty Slots
  - 0684.Redundant Connection
  - 0685.Redundant Connection II
  - 0686.Repeated String Match
  - 0687.Longest Univalue Path
  - 0688.Knight Probability in Chessboard
  - 0689.Maximum Sum of 3 Non-Overlapping Subarrays
  - 0690.Employee Importance
  - 0691.Stickers to Spell Word
  - 0692.Top K Frequent Words
  - 0693.Binary Number with Alternating Bits
  - 0694.Number of Distinct Islands
  - 0695.Max Area of Island
  - 0696.Count Binary Substrings
  - 0697.Degree of an Array
  - 0698.Partition to K Equal Sum Subsets
  - 0699.Falling Squares
- 0700-0799
- 0800-0899
- 0900-0999
- 1000-1099
- 1100-1199
- 1200-1299
- 1300-1399
- 1400-1499
- 1500-1599
- 1600-1699
- 1700-1799
- 1800-1899
- 1900-1999
- 2000-2099
- 2100-2199
- 2200-2299
- 2300-2399
- 2400-2499
- 2500-2599
- 2600-2699
- 2700-2799
- 2800-2899
- 2900-2999
- 3000-3099
- 3100-3199
- 3200-3299
- 3300-3399
- 3400-3499
- CONTEST_README.md
- CONTEST_README_EN.md
- DATABASE_README.md
- DATABASE_README_EN.md
- JAVASCRIPT_README.md
- JAVASCRIPT_README_EN.md
- README.md
- README_EN.md
- __init__.py
- contest.json
- main.py
- rating.json
- rating.py
- template.md
- util.py
.clang-format
.editorconfig
.gitignore
.nojekyll
.prettierignore
.prettierrc
CODE_OF_CONDUCT.md
Dockerfile
LICENSE
README.md
README_EN.md
commitlint.config.js
package-lock.json
package.json
requirements.txt
run_format.py

0600-0699

Feb 5, 2025

8aea3ed · Feb 5, 2025

Name	Name	Last commit message	Last commit date
parent directory ..
0600.Non-negative Integers without Consecutive Ones	0600.Non-negative Integers without Consecutive Ones	feat: add biweekly contest 146 (#3876 )	Dec 22, 2024
0601.Human Traffic of Stadium	0601.Human Traffic of Stadium	feat: update code blocks (#2827 )	May 17, 2024
0602.Friend Requests II Who Has the Most Friends	0602.Friend Requests II Who Has the Most Friends	feat: update code blocks (#2827 )	May 17, 2024
0603.Consecutive Available Seats	0603.Consecutive Available Seats	feat: update code blocks (#2827 )	May 17, 2024
0604.Design Compressed String Iterator	0604.Design Compressed String Iterator	feat: update code blocks (#2827 )	May 17, 2024
0605.Can Place Flowers	0605.Can Place Flowers	feat: update code blocks (#2827 )	May 17, 2024
0606.Construct String from Binary Tree	0606.Construct String from Binary Tree	feat: update code blocks (#2827 )	May 17, 2024
0607.Sales Person	0607.Sales Person	feat: update code blocks (#2827 )	May 17, 2024
0608.Tree Node	0608.Tree Node	feat: update lc problems (#3446 )	Aug 24, 2024
0609.Find Duplicate File in System	0609.Find Duplicate File in System	feat: update code blocks (#2827 )	May 17, 2024
0610.Triangle Judgement	0610.Triangle Judgement	feat: update code blocks (#2827 )	May 17, 2024
0611.Valid Triangle Number	0611.Valid Triangle Number	feat: update code blocks (#2827 )	May 17, 2024
0612.Shortest Distance in a Plane	0612.Shortest Distance in a Plane	feat: update code blocks (#2827 )	May 17, 2024
0613.Shortest Distance in a Line	0613.Shortest Distance in a Line	feat: update code blocks (#2827 )	May 17, 2024
0614.Second Degree Follower	0614.Second Degree Follower	feat: update lc problems (#3346 )	Aug 1, 2024
0615.Average Salary Departments VS Company	0615.Average Salary Departments VS Company	feat: update code blocks (#2827 )	May 17, 2024
0616.Add Bold Tag in String	0616.Add Bold Tag in String	feat: update lc problems (#3438 )	Aug 21, 2024
0617.Merge Two Binary Trees	0617.Merge Two Binary Trees	chore: format rust code with rustfmt (#3140 )	Jun 21, 2024
0618.Students Report By Geography	0618.Students Report By Geography	feat: update code blocks (#2827 )	May 17, 2024
0619.Biggest Single Number	0619.Biggest Single Number	feat: update code blocks (#2827 )	May 17, 2024
0620.Not Boring Movies	0620.Not Boring Movies	feat: update code blocks (#2827 )	May 17, 2024
0621.Task Scheduler	0621.Task Scheduler	feat: update solutions to lc problem: No.1504 (#3578 )	Sep 28, 2024
0622.Design Circular Queue	0622.Design Circular Queue	feat: add solutions to lc problem: No.0622 (#3959 )	Jan 16, 2025
0623.Add One Row to Tree	0623.Add One Row to Tree	feat: update code blocks (#2827 )	May 17, 2024
0624.Maximum Distance in Arrays	0624.Maximum Distance in Arrays	feat: add biweekly contest 137 (#3430 )	Aug 18, 2024
0625.Minimum Factorization	0625.Minimum Factorization	feat: add solutions to lc problem: No.983 (#3134 )	Jun 20, 2024
0626.Exchange Seats	0626.Exchange Seats	feat: update lc problems (#3454 )	Aug 29, 2024
0627.Swap Salary	0627.Swap Salary	feat: update code blocks (#2827 )	May 17, 2024
0628.Maximum Product of Three Numbers	0628.Maximum Product of Three Numbers	feat: add solutions to lc problem: No.0622 (#3959 )	Jan 16, 2025
0629.K Inverse Pairs Array	0629.K Inverse Pairs Array	feat: add solutions to lc problem: No.0622 (#3959 )	Jan 16, 2025
0630.Course Schedule III	0630.Course Schedule III	feat: update code blocks (#2827 )	May 17, 2024
0631.Design Excel Sum Formula	0631.Design Excel Sum Formula	feat: update code blocks (#2827 )	May 17, 2024
0632.Smallest Range Covering Elements from K Lists	0632.Smallest Range Covering Elements from K Lists	feat: add weekly contest 425 (#3809 )	Nov 24, 2024
0633.Sum of Square Numbers	0633.Sum of Square Numbers	feat: add solutions to lc problem: No.0633 (#3118 )	Jun 18, 2024
0634.Find the Derangement of An Array	0634.Find the Derangement of An Array	feat: update lc problems (#3881 )	Dec 23, 2024
0635.Design Log Storage System	0635.Design Log Storage System	feat: update code blocks (#2827 )	May 17, 2024
0636.Exclusive Time of Functions	0636.Exclusive Time of Functions	feat: add solutions to lc problem: No.3344 (#3731 )	Nov 8, 2024
0637.Average of Levels in Binary Tree	0637.Average of Levels in Binary Tree	chore: format rust code with rustfmt (#3140 )	Jun 21, 2024
0638.Shopping Offers	0638.Shopping Offers	feat: update lc problems (#3419 )	Aug 15, 2024
0639.Decode Ways II	0639.Decode Ways II	feat: update code blocks (#2827 )	May 17, 2024
0640.Solve the Equation	0640.Solve the Equation	feat: update lc problems (#3494 )	Sep 8, 2024
0641.Design Circular Deque	0641.Design Circular Deque	feat: update code blocks (#2827 )	May 17, 2024
0642.Design Search Autocomplete System	0642.Design Search Autocomplete System	feat: update lc problems (#3381 )	Aug 8, 2024
0643.Maximum Average Subarray I	0643.Maximum Average Subarray I	feat: update code blocks (#2827 )	May 17, 2024
0644.Maximum Average Subarray II	0644.Maximum Average Subarray II	feat: update code blocks (#2827 )	May 17, 2024
0645.Set Mismatch	0645.Set Mismatch	chore: format rust code with rustfmt (#3140 )	Jun 21, 2024
0646.Maximum Length of Pair Chain	0646.Maximum Length of Pair Chain	feat: add solutions to lc problem: No.0646 (#3729 )	Nov 7, 2024
0647.Palindromic Substrings	0647.Palindromic Substrings	feat: update lc problems (#2834 )	May 18, 2024
0648.Replace Words	0648.Replace Words	feat: update lc problems (#3076 )	Jun 8, 2024
0649.Dota2 Senate	0649.Dota2 Senate	feat: add weekly contest (#3926 )	Jan 5, 2025
0650.2 Keys Keyboard	0650.2 Keys Keyboard	feat: add js/ts solutions to lc problem: No.0650 (#3434 )	Aug 20, 2024
0651.4 Keys Keyboard	0651.4 Keys Keyboard	feat: update code blocks (#2827 )	May 17, 2024
0652.Find Duplicate Subtrees	0652.Find Duplicate Subtrees	chore: format rust code with rustfmt (#3140 )	Jun 21, 2024
0653.Two Sum IV - Input is a BST	0653.Two Sum IV - Input is a BST	chore: format rust code with rustfmt (#3140 )	Jun 21, 2024
0654.Maximum Binary Tree	0654.Maximum Binary Tree	chore: format rust code with rustfmt (#3140 )	Jun 21, 2024
0655.Print Binary Tree	0655.Print Binary Tree	chore: format rust code with rustfmt (#3140 )	Jun 21, 2024
0656.Coin Path	0656.Coin Path	feat: update code blocks (#2827 )	May 17, 2024
0657.Robot Return to Origin	0657.Robot Return to Origin	feat: update code blocks (#2827 )	May 17, 2024
0658.Find K Closest Elements	0658.Find K Closest Elements	feat: add solutions to lc problem: No.1020 (#3553 )	Sep 23, 2024
0659.Split Array into Consecutive Subsequences	0659.Split Array into Consecutive Subsequences	feat: update code blocks (#2827 )	May 17, 2024
0660.Remove 9	0660.Remove 9	feat: update code blocks (#2827 )	May 17, 2024
0661.Image Smoother	0661.Image Smoother	feat: add solutions to lc problem: No.3358 (#3771 )	Nov 18, 2024
0662.Maximum Width of Binary Tree	0662.Maximum Width of Binary Tree	feat: update code blocks (#2827 )	May 17, 2024
0663.Equal Tree Partition	0663.Equal Tree Partition	feat: update code blocks (#2827 )	May 17, 2024
0664.Strange Printer	0664.Strange Printer	chore: update lc problems (#3314 )	Jul 24, 2024
0665.Non-decreasing Array	0665.Non-decreasing Array	feat: update code blocks (#2827 )	May 17, 2024
0666.Path Sum IV	0666.Path Sum IV	feat: add solutions to lc problems: No.2273~2275 (#3550 )	Sep 22, 2024
0667.Beautiful Arrangement II	0667.Beautiful Arrangement II	feat: update code blocks (#2827 )	May 17, 2024
0668.Kth Smallest Number in Multiplication Table	0668.Kth Smallest Number in Multiplication Table	feat: update lc problems (#3149 )	Jun 22, 2024
0669.Trim a Binary Search Tree	0669.Trim a Binary Search Tree	chore: format rust code with rustfmt (#3140 )	Jun 21, 2024
0670.Maximum Swap	0670.Maximum Swap	feat: add solutions to lc problem: No.0670 (#3647 )	Oct 18, 2024
0671.Second Minimum Node In a Binary Tree	0671.Second Minimum Node In a Binary Tree	feat: update code blocks (#2827 )	May 17, 2024
0672.Bulb Switcher II	0672.Bulb Switcher II	feat: update code blocks (#2827 )	May 17, 2024
0673.Number of Longest Increasing Subsequence	0673.Number of Longest Increasing Subsequence	feat: update lc problems (#3454 )	Aug 29, 2024
0674.Longest Continuous Increasing Subsequence	0674.Longest Continuous Increasing Subsequence	feat: update code blocks (#2827 )	May 17, 2024
0675.Cut Off Trees for Golf Event	0675.Cut Off Trees for Golf Event	chore: format rust code with rustfmt (#3140 )	Jun 21, 2024
0676.Implement Magic Dictionary	0676.Implement Magic Dictionary	feat: update lc problems (#3403 )	Aug 12, 2024
0677.Map Sum Pairs	0677.Map Sum Pairs	feat: update code blocks (#2827 )	May 17, 2024
0678.Valid Parenthesis String	0678.Valid Parenthesis String	feat: update lc problems (#2834 )	May 18, 2024
0679.24 Game	0679.24 Game	feat: update code blocks (#2827 )	May 17, 2024
0680.Valid Palindrome II	0680.Valid Palindrome II	feat: update solutions to lc problem: No.0680 (#4016 )	Feb 3, 2025
0681.Next Closest Time	0681.Next Closest Time	feat: update code blocks (#2827 )	May 17, 2024
0682.Baseball Game	0682.Baseball Game	feat: update solutions to lc problem: No.0682 (#3333 )	Jul 29, 2024
0683.K Empty Slots	0683.K Empty Slots	feat: update lc problems (#3254 )	Jul 11, 2024
0684.Redundant Connection	0684.Redundant Connection	feat: add solutions to lc problem: No.0684 (#3675 )	Oct 27, 2024
0685.Redundant Connection II	0685.Redundant Connection II	feat: update lc problems (#3679 )	Oct 28, 2024
0686.Repeated String Match	0686.Repeated String Match	feat: update code blocks (#2827 )	May 17, 2024
0687.Longest Univalue Path	0687.Longest Univalue Path	feat: update cpp dfs solutions (#3874 )	Dec 21, 2024
0688.Knight Probability in Chessboard	0688.Knight Probability in Chessboard	feat: update solutions to lc problem: No.0688 (#3845 )	Dec 7, 2024
0689.Maximum Sum of 3 Non-Overlapping Subarrays	0689.Maximum Sum of 3 Non-Overlapping Subarrays	feat: add weekly contest (#3926 )	Jan 5, 2025
0690.Employee Importance	0690.Employee Importance	feat: add solutions to weekly contest 412 (#3450 )	Aug 26, 2024
0691.Stickers to Spell Word	0691.Stickers to Spell Word	feat: update lc problems (#4022 )	Feb 5, 2025
0692.Top K Frequent Words	0692.Top K Frequent Words	feat: update lc problems (#3947 )	Jan 13, 2025
0693.Binary Number with Alternating Bits	0693.Binary Number with Alternating Bits	feat: update code blocks (#2827 )	May 17, 2024
0694.Number of Distinct Islands	0694.Number of Distinct Islands	feat: update code blocks (#2827 )	May 17, 2024
0695.Max Area of Island	0695.Max Area of Island	feat: update code blocks (#2827 )	May 17, 2024
0696.Count Binary Substrings	0696.Count Binary Substrings	feat: update code blocks (#2827 )	May 17, 2024
0697.Degree of an Array	0697.Degree of an Array	feat: update code blocks (#2827 )	May 17, 2024
0698.Partition to K Equal Sum Subsets	0698.Partition to K Equal Sum Subsets	feat: add solutions to lc problem: No.0698 (#3447 )	Aug 25, 2024
0699.Falling Squares	0699.Falling Squares	feat: add solutions to lc problem: No.0699 (#3328 )	Jul 28, 2024

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