原创 Leetcode 405. Convert a Number to Hexadecimal (Easy) (cpp)

Leetcode 405. Convert a Number to Hexadecimal (Easy) (cpp) Tag: Bit Manipulation Difficulty: Easy /* 405. Conver

原创 Leetcode 133. Clone Graph (Medium) (cpp)

Leetcode 133. Clone Graph (Medium) (cpp) Tag: Depth-first Search, Breadth-first Search, Graph Difficulty: Medium

原创 Leetcode 256. Paint House (Medium) (cpp)

Leetcode 256. Paint House (Medium) (cpp) Tag: Dynamic Programming Difficulty: Medium /* 256. Paint House (Medi

原创 Leetcode 438. Find All Anagrams in a String (Easy) (cpp)

Leetcode 438. Find All Anagrams in a String (Easy) (cpp) Tag: Hash Table Difficulty: Easy /* 438. Find All Anagr

原创 Leetcode 384. Shuffle an Array (Medium) (cpp)

Leetcode 384. Shuffle an Array (Medium) (cpp) Difficulty: Medium /* 384. Shuffle an Array (Medium) Shuffle a set

原创 199. Binary Tree Right Side View (Medium)

Leetcode 199. Binary Tree Right Side View (Medium) (cpp) Tag: Tree, Depth-first Search, Breadth-first Search Difficu

原创 Leetcode 276. Paint Fence (Easy) (cpp)

Leetcode 276. Paint Fence (Easy) (cpp) Tag: Dynamic Programming Difficulty: Easy /* 276. Paint Fence (Easy) Th

原创 Leetcode 139. Word Break (Medium) (cpp)

Leetcode 139. Word Break (Medium) (cpp) Difficulty: Medium /* 139. Word Break (Medium) Given a string s and a di

原创 Leetcode 297. Serialize and Deserialize Binary Tree (Hard) (cpp)

Leetcode 297. Serialize and Deserialize Binary Tree (Hard) (cpp) Tag: Design, Tree Difficulty: Hard /* 297. Seri

原创 Leetcode 416. Partition Equal Subset Sum (Medium) (cpp)

Leetcode 416. Partition Equal Subset Sum (Medium) (cpp) Tag: Dynamic Programming Difficulty: Medium /* 416. Part

原创 Leetcode 441. Arranging Coins (Easy) (cpp)

Leetcode 441. Arranging Coins (Easy) (cpp) Tag: Binary Search, Math Difficulty: Easy /* 441. Arranging Coins (Ea

原创 Leetcode 343. Integer Break (Medium) (cpp)

Leetcode 343. Integer Break (Medium) (cpp) Tag: Dynamic Programming, Math Difficulty: Medium /* 343. Integer Bre

原创 Leetcode 85. Maximal Rectangle (Hard) (cpp)

Leetcode 85. Maximal Rectangle (Hard) (cpp) Tag: Array, Hash Table, Stack, Dynamic Programming Difficulty: Hard /

原创 114. Flatten Binary Tree to Linked List (Medium)

Leetcode 114. Flatten Binary Tree to Linked List (Medium) (cpp) Tag: Tree, Depth-first Search Difficulty: Medium

原创 Leetcode 293. Flip Game (Easy) (cpp)

Leetcode 293. Flip Game (Easy) (cpp) Tag: String Difficulty: Easy /* 293. Flip Game (Easy) You are playing the