LeetCode 筆記 - 1658. Minimum Operations to Reduce X to Zero
題目在此 1658. Minimum Operations to Reduce X to Zero
給定一個數列與目標 x，你可以從數列挑選最左邊或最右邊的元素讓 x 減，直到使 x 等於 0
請計算出最小步驟！
LeetCode 筆記 - 1332. Remove Palindromic Subsequences
題目在此 1332. Remove Palindromic Subsequences
給定一個僅包含 a, b 的字串，一次可以移除一個迴文字串，請計算出將字串清空的移除次數
Python - How to list all the files
Sometimes, we need to list all the files in a folder or sub folder in Python.
In this post, I will show you how to use the glob function to achieve this.
LeetCode 筆記 - 160. Intersection of Two Linked Lists
題目在此 160. Intersection of Two Linked Lists
給定一個 Linked list，它擁有兩個起點並最終會合併在一起
請找出出會合的節點
Mac - 如何用程式發出本機系統通知
有時候你的程式會需要等待一段時間再回來看
如果有辦法可以在程式結束時，可以用某種方式通知你
就可以省下一些時間
這篇文章分享了，如何用程式化的方式在 Mac 發出系統通知
Sometimes, you need to execute some process for a while.
If there is a way to notify you when your process is finished.
It will save a lot of time.
Right here, I show you how to activate a Mac system notification programmatically.
LeetCode 筆記 - 303. Range Sum Query - Immutable
題目在此 303. Range Sum Query - Immutable
給定一個數列，請根據給定的範圍計算出區段總和
LeetCode 筆記 - 304. Range Sum Query 2D - Immutable
題目在此 304. Range Sum Query 2D - Immutable
給定一個 2D matrix，請根據給定的矩形範圍計算出舉行總和
LeetCode 筆記 - 867. Transpose Matrix
題目在此 867. Transpose Matrix
給定一個 2D matrix，請做出 Transpose Matrix
LeetCode 筆記 - 1461. Check If a String Contains All Binary Codes of Size K
題目在此 1461. Check If a String Contains All Binary Codes of Size K
給定一個二進位字串 s 與數字 k，請判斷任何 k 長度的二進位字串是否有在 s 裡
LeetCode 筆記 - 1480. Running Sum of 1d Array
題目在此 1480. Running Sum of 1d Array
給定一個數列，請做出 Prefix Sum