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lcci
lcof
lcof2
lcp
lcs
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- 0000-0099
- 0100-0199
- 0200-0299
- 0300-0399
- 0400-0499
  - 0400.Nth Digit
  - 0401.Binary Watch
  - 0402.Remove K Digits
  - 0403.Frog Jump
  - 0404.Sum of Left Leaves
  - 0405.Convert a Number to Hexadecimal
  - 0406.Queue Reconstruction by Height
  - 0407.Trapping Rain Water II
  - 0408.Valid Word Abbreviation
  - 0409.Longest Palindrome
  - 0410.Split Array Largest Sum
  - 0411.Minimum Unique Word Abbreviation
  - 0412.Fizz Buzz
  - 0413.Arithmetic Slices
  - 0414.Third Maximum Number
  - 0415.Add Strings
  - 0416.Partition Equal Subset Sum
  - 0417.Pacific Atlantic Water Flow
  - 0418.Sentence Screen Fitting
  - 0419.Battleships in a Board
  - 0420.Strong Password Checker
  - 0421.Maximum XOR of Two Numbers in an Array
  - 0422.Valid Word Square
  - 0423.Reconstruct Original Digits from English
  - 0424.Longest Repeating Character Replacement
  - 0425.Word Squares
  - 0426.Convert Binary Search Tree to Sorted Doubly Linked List
  - 0427.Construct Quad Tree
  - 0428.Serialize and Deserialize N-ary Tree
  - 0429.N-ary Tree Level Order Traversal
  - 0430.Flatten a Multilevel Doubly Linked List
  - 0431.Encode N-ary Tree to Binary Tree
  - 0432.All O`one Data Structure
  - 0433.Minimum Genetic Mutation
  - 0434.Number of Segments in a String
  - 0435.Non-overlapping Intervals
  - 0436.Find Right Interval
  - 0437.Path Sum III
  - 0438.Find All Anagrams in a String
  - 0439.Ternary Expression Parser
  - 0440.K-th Smallest in Lexicographical Order
  - 0441.Arranging Coins
  - 0442.Find All Duplicates in an Array
  - 0443.String Compression
  - 0444.Sequence Reconstruction
  - 0445.Add Two Numbers II
  - 0446.Arithmetic Slices II - Subsequence
  - 0447.Number of Boomerangs
  - 0448.Find All Numbers Disappeared in an Array
  - 0449.Serialize and Deserialize BST
  - 0450.Delete Node in a BST
  - 0451.Sort Characters By Frequency
  - 0452.Minimum Number of Arrows to Burst Balloons
  - 0453.Minimum Moves to Equal Array Elements
  - 0454.4Sum II
  - 0455.Assign Cookies
  - 0456.132 Pattern
  - 0457.Circular Array Loop
  - 0458.Poor Pigs
  - 0459.Repeated Substring Pattern
  - 0460.LFU Cache
  - 0461.Hamming Distance
  - 0462.Minimum Moves to Equal Array Elements II
  - 0463.Island Perimeter
  - 0464.Can I Win
  - 0465.Optimal Account Balancing
  - 0466.Count The Repetitions
  - 0467.Unique Substrings in Wraparound String
  - 0468.Validate IP Address
  - 0469.Convex Polygon
  - 0470.Implement Rand10() Using Rand7()
  - 0471.Encode String with Shortest Length
  - 0472.Concatenated Words
  - 0473.Matchsticks to Square
  - 0474.Ones and Zeroes
  - 0475.Heaters
  - 0476.Number Complement
  - 0477.Total Hamming Distance
  - 0478.Generate Random Point in a Circle
  - 0479.Largest Palindrome Product
  - 0480.Sliding Window Median
  - 0481.Magical String
  - 0482.License Key Formatting
  - 0483.Smallest Good Base
  - 0484.Find Permutation
  - 0485.Max Consecutive Ones
  - 0486.Predict the Winner
  - 0487.Max Consecutive Ones II
  - 0488.Zuma Game
  - 0489.Robot Room Cleaner
  - 0490.The Maze
  - 0491.Non-decreasing Subsequences
  - 0492.Construct the Rectangle
  - 0493.Reverse Pairs
  - 0494.Target Sum
  - 0495.Teemo Attacking
  - 0496.Next Greater Element I
  - 0497.Random Point in Non-overlapping Rectangles
  - 0498.Diagonal Traverse
  - 0499.The Maze III
- 0500-0599
- 0600-0699
- 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
- CONTEST_README.md
- CONTEST_README_EN.md
- README.md
- README_EN.md
- __init__.py
- bash_problem_readme_template.md
- bash_problem_readme_template_en.md
- contest.py
- main.py
- problem_readme_template.md
- problem_readme_template_en.md
- rating.py
- readme_template.md
- readme_template_en.md
- spider.py
- sql_problem_readme_template.md
- sql_problem_readme_template_en.md
- summary.md
- summary_en.md
.clang-format
.gitignore
.nojekyll
.prettierignore
.prettierrc
CODE_OF_CONDUCT.md
LICENSE
README.md
README_EN.md
index.html
package-lock.json
package.json
run_format.py
summary.md
summary_en.md
vercel.json

0400-0499

feat: add solutions to lc problem: No.0409

Feb 22, 2023

e529fe4 · Feb 22, 2023

Name	Name	Last commit message	Last commit date
parent directory ..
0400.Nth Digit	0400.Nth Digit	feat: update lc problems	Oct 12, 2022
0401.Binary Watch	0401.Binary Watch	feat: update lc problems	Oct 12, 2022
0402.Remove K Digits	0402.Remove K Digits	feat: add go solution to lc problem: No.0444 (#868 )	Oct 26, 2022
0403.Frog Jump	0403.Frog Jump	feat: add go solution to lc problem: No.0444 (#868 )	Oct 26, 2022
0404.Sum of Left Leaves	0404.Sum of Left Leaves	style: format code	Feb 6, 2023
0405.Convert a Number to Hexadecimal	0405.Convert a Number to Hexadecimal	feat: update lc problems	Oct 12, 2022
0406.Queue Reconstruction by Height	0406.Queue Reconstruction by Height	feat: update lc problems	Oct 12, 2022
0407.Trapping Rain Water II	0407.Trapping Rain Water II	feat: add solutions to lc problem: No.0407	Jan 3, 2023
0408.Valid Word Abbreviation	0408.Valid Word Abbreviation	feat: update lc problems	Oct 12, 2022
0409.Longest Palindrome	0409.Longest Palindrome	feat: add solutions to lc problem: No.0409	Feb 22, 2023
0410.Split Array Largest Sum	0410.Split Array Largest Sum	feat: add solutions to lc problem: No.0410	Feb 22, 2023
0411.Minimum Unique Word Abbreviation	0411.Minimum Unique Word Abbreviation	feat: add solutions to lc problem: No.1788	Oct 29, 2022
0412.Fizz Buzz	0412.Fizz Buzz	feat: update lc problems	Oct 12, 2022
0413.Arithmetic Slices	0413.Arithmetic Slices	feat: add solutions to lc problems: No.0413,2348	Jan 27, 2023
0414.Third Maximum Number	0414.Third Maximum Number	feat: update lc problems	Oct 12, 2022
0415.Add Strings	0415.Add Strings	feat: add solutions to lcof problem: No.09	Jan 31, 2023
0416.Partition Equal Subset Sum	0416.Partition Equal Subset Sum	feat: add solutions to lc problems: No.2520~2523	Jan 1, 2023
0417.Pacific Atlantic Water Flow	0417.Pacific Atlantic Water Flow	docs: code format	Sep 6, 2022
0418.Sentence Screen Fitting	0418.Sentence Screen Fitting	feat: update lc problems	Oct 12, 2022
0419.Battleships in a Board	0419.Battleships in a Board	feat: update lc problems	Oct 12, 2022
0420.Strong Password Checker	0420.Strong Password Checker	feat: update lc problems	Dec 29, 2022
0421.Maximum XOR of Two Numbers in an Array	0421.Maximum XOR of Two Numbers in an Array	feat: update lc problems	Oct 12, 2022
0422.Valid Word Square	0422.Valid Word Square	feat: update lc problems	Oct 12, 2022
0423.Reconstruct Original Digits from English	0423.Reconstruct Original Digits from English	feat: update lc problems	Oct 12, 2022
0424.Longest Repeating Character Replacement	0424.Longest Repeating Character Replacement	feat: update lc problems	Oct 12, 2022
0425.Word Squares	0425.Word Squares	feat: update lc problems	Oct 12, 2022
0426.Convert Binary Search Tree to Sorted Doubly Linked List	0426.Convert Binary Search Tree to Sorted Doubly Linked List	feat: update lc problems	Oct 12, 2022
0427.Construct Quad Tree	0427.Construct Quad Tree	feat: update lc problems	Oct 12, 2022
0428.Serialize and Deserialize N-ary Tree	0428.Serialize and Deserialize N-ary Tree	feat: update lc problems	Oct 12, 2022
0429.N-ary Tree Level Order Traversal	0429.N-ary Tree Level Order Traversal	feat: update lc problems	Oct 12, 2022
0430.Flatten a Multilevel Doubly Linked List	0430.Flatten a Multilevel Doubly Linked List	feat: update lc problems	Oct 12, 2022
0431.Encode N-ary Tree to Binary Tree	0431.Encode N-ary Tree to Binary Tree	feat: update lc problems	Oct 12, 2022
0432.All O`one Data Structure	0432.All O`one Data Structure	feat: update lc problems	Oct 12, 2022
0433.Minimum Genetic Mutation	0433.Minimum Genetic Mutation	feat: add solutions to lc problems: No.2460~2463	Nov 6, 2022
0434.Number of Segments in a String	0434.Number of Segments in a String	feat: update lc problems	Oct 12, 2022
0435.Non-overlapping Intervals	0435.Non-overlapping Intervals	feat: update lc problems	Oct 12, 2022
0436.Find Right Interval	0436.Find Right Interval	feat: update lc problems	Oct 12, 2022
0437.Path Sum III	0437.Path Sum III	feat: update solutions to lc problem: No.0437	Jan 5, 2023
0438.Find All Anagrams in a String	0438.Find All Anagrams in a String	feat: update lc problems	Oct 12, 2022
0439.Ternary Expression Parser	0439.Ternary Expression Parser	feat: update lc problems	Oct 12, 2022
0440.K-th Smallest in Lexicographical Order	0440.K-th Smallest in Lexicographical Order	feat: update lc problems	Oct 12, 2022
0441.Arranging Coins	0441.Arranging Coins	feat: update lc problems	Oct 12, 2022
0442.Find All Duplicates in an Array	0442.Find All Duplicates in an Array	feat: update lc problems	Oct 12, 2022
0443.String Compression	0443.String Compression	feat: update lc problems	Oct 12, 2022
0444.Sequence Reconstruction	0444.Sequence Reconstruction	feat: update lc problems	Dec 16, 2022
0445.Add Two Numbers II	0445.Add Two Numbers II	feat: update lc problems	Oct 12, 2022
0446.Arithmetic Slices II - Subsequence	0446.Arithmetic Slices II - Subsequence	feat: update lc problems	Oct 12, 2022
0447.Number of Boomerangs	0447.Number of Boomerangs	feat: update lc problems	Oct 12, 2022
0448.Find All Numbers Disappeared in an Array	0448.Find All Numbers Disappeared in an Array	feat: update lc problems	Oct 12, 2022
0449.Serialize and Deserialize BST	0449.Serialize and Deserialize BST	feat: update lc problems	Oct 12, 2022
0450.Delete Node in a BST	0450.Delete Node in a BST	feat: update lc problems	Oct 12, 2022
0451.Sort Characters By Frequency	0451.Sort Characters By Frequency	feat: update lc problems	Oct 12, 2022
0452.Minimum Number of Arrows to Burst Balloons	0452.Minimum Number of Arrows to Burst Balloons	feat: update lc problems	Oct 12, 2022
0453.Minimum Moves to Equal Array Elements	0453.Minimum Moves to Equal Array Elements	feat: update lc problems	Oct 12, 2022
0454.4Sum II	0454.4Sum II	feat: update solutions to lc problem: No.0018,0454	Nov 16, 2022
0455.Assign Cookies	0455.Assign Cookies	feat: update lc problems	Oct 12, 2022
0456.132 Pattern	0456.132 Pattern	feat: update lc problems	Oct 12, 2022
0457.Circular Array Loop	0457.Circular Array Loop	chore: auto compress images	Sep 21, 2022
0458.Poor Pigs	0458.Poor Pigs	feat: update lc problems	Oct 12, 2022
0459.Repeated Substring Pattern	0459.Repeated Substring Pattern	feat: update lc problems	Oct 12, 2022
0460.LFU Cache	0460.LFU Cache	feat: add solutions to lc problems: No.2562~2565	Feb 12, 2023
0461.Hamming Distance	0461.Hamming Distance	feat: update lc problems	Oct 12, 2022
0462.Minimum Moves to Equal Array Elements II	0462.Minimum Moves to Equal Array Elements II	feat: add solutions to lc problems: No.0296,2448	Oct 23, 2022
0463.Island Perimeter	0463.Island Perimeter	feat: update lc problems	Oct 12, 2022
0464.Can I Win	0464.Can I Win	feat: update lc problems	Oct 12, 2022
0465.Optimal Account Balancing	0465.Optimal Account Balancing	feat: update lc problems	Oct 12, 2022
0466.Count The Repetitions	0466.Count The Repetitions	feat: update lc problems	Oct 12, 2022
0467.Unique Substrings in Wraparound String	0467.Unique Substrings in Wraparound String	feat: add solutions to lc problems: No.2562~2565	Feb 12, 2023
0468.Validate IP Address	0468.Validate IP Address	feat: update lc problems	Oct 12, 2022
0469.Convex Polygon	0469.Convex Polygon	feat: update lc problems	Oct 12, 2022
0470.Implement Rand10() Using Rand7()	0470.Implement Rand10() Using Rand7()	feat: update lc problems	Oct 12, 2022
0471.Encode String with Shortest Length	0471.Encode String with Shortest Length	feat: update lc problems	Oct 12, 2022
0472.Concatenated Words	0472.Concatenated Words	feat: update lc problems	Feb 18, 2023
0473.Matchsticks to Square	0473.Matchsticks to Square	feat: update lc problems	Oct 12, 2022
0474.Ones and Zeroes	0474.Ones and Zeroes	feat: update lc problems	Oct 12, 2022
0475.Heaters	0475.Heaters	feat: update lc problems	Oct 12, 2022
0476.Number Complement	0476.Number Complement	feat: update lc problems	Oct 12, 2022
0477.Total Hamming Distance	0477.Total Hamming Distance	feat: update lc problems	Oct 12, 2022
0478.Generate Random Point in a Circle	0478.Generate Random Point in a Circle	feat: update lc problems	Oct 12, 2022
0479.Largest Palindrome Product	0479.Largest Palindrome Product	feat: update lc problems	Oct 12, 2022
0480.Sliding Window Median	0480.Sliding Window Median	feat: update lc problems	Oct 12, 2022
0481.Magical String	0481.Magical String	feat: add solutions to lc problem: No.1662	Oct 31, 2022
0482.License Key Formatting	0482.License Key Formatting	feat: update lc problems	Oct 12, 2022
0483.Smallest Good Base	0483.Smallest Good Base	feat: update lc problems	Oct 12, 2022
0484.Find Permutation	0484.Find Permutation	feat: update lc problems	Oct 12, 2022
0485.Max Consecutive Ones	0485.Max Consecutive Ones	feat: update lc problems	Oct 12, 2022
0486.Predict the Winner	0486.Predict the Winner	feat: update lc problems	Oct 12, 2022
0487.Max Consecutive Ones II	0487.Max Consecutive Ones II	feat: add solutions to lc problems: No.0487,1004	Sep 14, 2022
0488.Zuma Game	0488.Zuma Game	feat: update lc problems	Oct 12, 2022
0489.Robot Room Cleaner	0489.Robot Room Cleaner	feat: update lc problems	Oct 12, 2022
0490.The Maze	0490.The Maze	feat: update lc problems	Oct 12, 2022
0491.Non-decreasing Subsequences	0491.Non-decreasing Subsequences	feat: update lc problems	Dec 22, 2022
0492.Construct the Rectangle	0492.Construct the Rectangle	feat: update lc problems	Oct 12, 2022
0493.Reverse Pairs	0493.Reverse Pairs	feat: add solutions to lcof problem: No.51	Feb 3, 2023
0494.Target Sum	0494.Target Sum	feat: update lc problems	Oct 12, 2022
0495.Teemo Attacking	0495.Teemo Attacking	feat: update lc problems	Feb 18, 2023
0496.Next Greater Element I	0496.Next Greater Element I	feat: update lc problems	Oct 12, 2022
0497.Random Point in Non-overlapping Rectangles	0497.Random Point in Non-overlapping Rectangles	feat: update lc problems	Oct 12, 2022
0498.Diagonal Traverse	0498.Diagonal Traverse	feat: update lc problems	Oct 12, 2022
0499.The Maze III	0499.The Maze III	feat: update lc problems	Oct 12, 2022

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