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[Leetcode] Find All Anagrams in a String – Sliding Window 應用
用兩個指標當作 window 的 left 跟 right，再搭配一個 hash table 來紀錄
![[Leetcode] Find All Anagrams in a String – Sliding Window 應用](https://bigbenthings.com/wp-content/uploads/2022/08/Find-All-Anagrams-in-a-String-9-768x323.png)
![[Leetcode] Unique Paths – Dynamic Programming 的應用](https://bigbenthings.com/wp-content/uploads/2022/08/Unique-Paths-1.png)
Posted inLeetcode
[Leetcode] Unique Paths – Dynamic Programming 的應用
題目 Leetcode 62. Unique Paths 給一個 m x n 的棋盤，從左上角的格子出…
![[Leetcode Pattern] Sliding Window](https://bigbenthings.com/wp-content/uploads/2022/08/sliding-window-768x438.png)
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[Leetcode Pattern] Sliding Window
Pattern 精髓 所謂 window 就是指一個範圍，例如字串 or Array 裡的區間，而 Slidin…
![[Leetcode Pattern] 拓樸排序 Topological sort](https://bigbenthings.com/wp-content/uploads/2022/08/Topological-sort-1-768x691.png)
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[Leetcode Pattern] 拓樸排序 Topological sort
必須是一個有向無環圖 DAG，才能有拓樸排序 套用時機 事件前後有依賴關係判斷 graph 有無 Cycle 實…
![[F 外商面試考題] Find Peak Element](https://bigbenthings.com/wp-content/uploads/2022/08/find-peak-element-0-768x764.png)
![[圖解 Leetcode] Longest Palindrome](https://bigbenthings.com/wp-content/uploads/2022/08/palindrome-0-768x524.png)
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[圖解 Leetcode] Longest Palindrome
Leetcode 409. Longest Palindrome 題目 在字串 s 中找到最長的回文 …
![[L 外商面試題] Detect Cycle in a Directed Graph](https://bigbenthings.com/wp-content/uploads/2022/08/截圖-2022-08-03-下午8.34.18.png)
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[L 外商面試題] Detect Cycle in a Directed Graph
題目 給有向圖，找出是否有「環 Cycle」存在 範例： v1 v2： 表示 v1 指向 v2 0 1 0 2 …
![[L 外商面試考題] Sliding Window Maximum – Monotonic queue 的應用](https://bigbenthings.com/wp-content/uploads/2022/08/Monotonic-queue-2-768x359.png)
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[L 外商面試考題] Sliding Window Maximum – Monotonic queue 的應用
Leetcode: Sliding Window Maximum 題目 給一組 array 數字，指定 slid…
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[F 外商面試考題] deletion of the K-th letter of S costs
Leetcode 1578 Minimum Time to Make Rope Colorful 題目 給定字串…
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[F 外商面試考題] Minimum Number of Flips to Make the Binary String Alternating
題目 Leetcode 1888. Minimum Number of Flips to Make t…