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01 LeetCode
❯
02 Problem
Folder: 01-LeetCode/02-Problem
100 items under this folder.
Mar 19, 2026
0001.Two Sum
algorithm/arr_hash
Mar 19, 2026
0003.Longest Substring wo Repeating Characters
algorithm/sw
Mar 19, 2026
0005.Longest Palindromic Substring
algorithm/TwoPointer
company/Adobe
Mar 19, 2026
0007.Reverse Integer
algorithm/math
Mar 19, 2026
0011.Container w Most Water
algorithm/TwoPointer
company/Amazon
Mar 19, 2026
0014.Longest Common Prefix
algorithm
company/Adobe
Mar 19, 2026
0015.3Sum
algorithm/TwoPointer
company/Amazon
Mar 19, 2026
0017.Letter Combin of Phone Number
algorithm
Mar 19, 2026
0020.Valid Parentheses
algorithm/stack
company/Adobe
Mar 19, 2026
0022.Generate Parentheses
algorithm/backt
company/Amazon
Mar 19, 2026
0031.Next Permutation
algorithm/greedy
company/Adobe
Mar 19, 2026
0036.Valid Sudoku
algorithm/arr_hash
Mar 19, 2026
0042.Trapping Rain Water
algorithm/TwoPointer
Mar 19, 2026
0046.Permutations
algorithm/backt
Mar 19, 2026
0048.Rotate Image
algorithm
Mar 19, 2026
0049.Group Anagrams
algorithm/arr_hash
company/Adobe
Mar 19, 2026
0054.Spiral Matrix
algorithm
Mar 19, 2026
0055.Jump Game
algorithm/dp
company/Adobe
Mar 19, 2026
0056.Merge Intervals
algorithm/interval
Mar 19, 2026
0057.Insert Interval
algorithm
Mar 19, 2026
0062.Unique Paths
algorithm/dp
Mar 19, 2026
0069.Sqrt(x)
algorithm/bsear
Mar 19, 2026
0070.Climbing Stairs
algorithm/dp
Mar 19, 2026
0071.Simplify Path
algorithm/stack
Mar 19, 2026
0074.Search a 2D Matrix
algorithm/bsear
Mar 19, 2026
0075.Sort Colors
algorithm/TwoPointer
Mar 19, 2026
0078.Subsets
algorithm/backt
Mar 19, 2026
0093.Restore IP Addresses
algorithm/backt
company/Adobe
Mar 19, 2026
0096.Unique Binary Search Trees
algorithm/dp
Mar 19, 2026
0098.Validate Binary Search Tree
algorithm/tree
Mar 19, 2026
0102.Binary Tree Level Order Traversal
algorithm/tree
company/Adobe
Mar 19, 2026
0110.Balanced Binary Tree
algorithm/tree
Mar 19, 2026
0121.Best Time to Buy and Sell Stock
algorithm/greedy
company/Adobe
Mar 19, 2026
0125.Valid Palindrome
algorithm/TwoPointer
Mar 19, 2026
0127.Word Ladder
algorithm
Mar 19, 2026
0128.Longest Consecutive Sequence
algorithm/arr_hash
company/Amazon
Mar 19, 2026
0133.Clone Graph
algorithm/graph
Mar 19, 2026
0138.Copy List with Random Pointer
algorithm
Mar 19, 2026
0143.Reorder List
algorithm/LinkedList
Mar 19, 2026
0146.LRU Cache
algorithm/LinkedList
company/Adobe
Mar 19, 2026
0151.Reverse Words in a String
algorithm
Mar 19, 2026
0155.Min Stack
algorithm/stack
Mar 19, 2026
0167.Two Sum II
algorithm/TwoPointer
Mar 19, 2026
0169.Majority Element
Mar 19, 2026
0173.Binary Search Tree Iterator
algorithm/tree
Mar 19, 2026
0189.Rotate Array
algorithm/arr_hash
Mar 19, 2026
0198.House Robber
algorithm
Mar 19, 2026
0199.Binary Tree Right Side View
algorithm
Mar 19, 2026
0200.Number of Islands
algorithm/graph
Mar 19, 2026
0206.Reverse Linked List
algorithm/LinkedList
Mar 19, 2026
0207.Course Schedule
algorithm/graph
Mar 19, 2026
0215.Kth Largest Element in an Array
algorithm
Mar 19, 2026
0217.Contains Duplicate
algorithm/arr_hash
Mar 19, 2026
0232.Implement Queue using Stacks
algorithm
Mar 19, 2026
0236.Lowest Common Ancestor of BT
algorithm/tree
company/Adobe
Mar 19, 2026
0238.Product of Array Except Self
algorithm/prefix
Mar 19, 2026
0240.Search a 2D Matrix II
algorithm/bsear
Mar 19, 2026
0242.Valid Anagram
algorithm/arr_hash
Mar 19, 2026
0258.Add Digits
algorithm
Mar 19, 2026
0271.Encode and Decode Strings
algorithm/arr_hash
Mar 19, 2026
0283.Move Zeroes
algorithm
Mar 19, 2026
0347.Top K Frequent Elements
algorithm/arr_hash
Mar 19, 2026
0380.Insert Delete GetRandom O(1)
algorithm
Mar 19, 2026
0402.Remove K Digits
algorithm/stack
company/Adobe
Mar 19, 2026
0417.Pacific Atlantic Water Flow
algorithm/graph
Mar 19, 2026
0424.Longest Repeating Character Replacement
algorithm/sw
Mar 19, 2026
0496.Next Greater Element I
algorithm/stack
Mar 19, 2026
0543.Diameter of Binary Tree
algorithm/tree
Mar 19, 2026
0545.Boundary of Binary Tree
algorithm
company/Adobe
Mar 19, 2026
0560.Subarray Sum Equals K
algorithm/prefix
Mar 19, 2026
0567.Permutation in String
algorithm
Mar 19, 2026
0680.Valid Palindrome II
algorithm
Mar 19, 2026
0695.Max Area of Island
algorithm/graph
Mar 19, 2026
0696.Count Binary Substrings
algorithm
Mar 19, 2026
0704.Binary_Search
algorithm/binary_search
Mar 19, 2026
0735.Asteroid Collision
algorithm/stack
Mar 19, 2026
0739.Daily Temperatures
algorithm/stack
Mar 19, 2026
0840.Magic Squares In Grid
algorithm
Mar 19, 2026
0845.Longest Mountain in Array
algorithm/arr_hash
Mar 19, 2026
0875.Koko Eating Bananas
algorithm/bsear
company/Amazon
Mar 19, 2026
0881.Boats to SavePeople
algorithm/TwoPointer
Mar 19, 2026
0912.Sort an Array
algorithm/sort
Mar 19, 2026
0994.Rotting Oranges
algorithm
company/Amazon
Mar 19, 2026
1004.Max Consecutive Ones III
algorithm/sw
Mar 19, 2026
1152.Analyze User Website Visit Pattern
algorithm
Mar 19, 2026
1169.Invalid Transactions
algorithm/arr_hash
Mar 19, 2026
1249.Minimum Remove to Make Valid Parentheses
algorithm
Mar 19, 2026
1507.Reformat Date
company/Adobe
Mar 19, 2026
1590.Make Sum Divisible by P
algorithm
Mar 19, 2026
1636.Sort Array by Increasing Frequency
algorithm/sort
Mar 19, 2026
1648.Sell Diminishing-Valued Colored Balls
algorithm
Mar 19, 2026
1863.Sum of All Subset XOR Totals
company/Adobe
algorithm/bit
Mar 19, 2026
1944.Number of Visible People in a Queue
algorithm
Mar 19, 2026
2672.Number of Adjacent Elements With the Same Color
algorithm
Mar 19, 2026
2791.Count Paths That Can Form a Palindrome in a Tree
algorithm
Mar 19, 2026
2965.Find Missing and Repeated Values
algorithm
Mar 19, 2026
3010.Divide an Arr Into Sub With MiniCost I
algorithm
Mar 19, 2026
3528.Unit Conversion I
company/Adobe
algorithm/bfs
Mar 19, 2026
3752.Lexicographically Smallest
algorithm/greedy
Mar 19, 2026
9999.Template
algorithm