Hard
LeetCode 1203: Sort Items by Groups Respecting Dependencies
·2 分鐘
LeetCode
Hard
Graph
Topological-Sort
LeetCode 1203 解題筆記，依照原始 learning note 重新整理
LeetCode 84: Largest Rectangle in Histogram
·1 分鐘
LeetCode
Daily
Hard
Array
Stack
Monotonic-Stack
Dynamic-Programming
Geometry
Histogram
使用單調堆疊解決直方圖中最大矩形面積問題
LeetCode 30: Substring with Concatenation of All Words
·2 分鐘
LeetCode
Daily
Hard
String
Sliding-Window
Two-Pointers
Hash-Map
Brute-Force
Frequency-Counting
三種作法：暴力、計數優化、偏移量滑動視窗。
LeetCode 76: Minimum Window Substring
·1 分鐘
LeetCode
Daily
Hard
String
Sliding-Window
Variable-Window
Two-Pointers
Hash-Map
LeetCode 解題紀錄 - 可變大小滑動窗口與字符計數
LeetCode 239: Sliding Window Maximum
·1 分鐘
LeetCode
Daily
Hard
Monotonic-Queue
LeetCode 解題紀錄
LeetCode 2999: Count the Number of Powerful Integers
·1 分鐘
LeetCode
Daily
Hard
Digit-Dp
LeetCode 解題紀錄