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[Python] pass 的妙用

2022.02.09
Python

雖然可能是廢話，pass的作用就是沒有作用，用來填補尚未寫入任何內容的 function 或 loop

str.join(iterable)或{分隔符}.join({可迭代對象}) 範例 " ".join(["Happy", "Birthday", "to", "You"])⇒"Happy Birthday to You" ".".join(["192", "168", "0", "1"])⇒"192.168.0.1" 用 for 宣告 str 物件 "".join(itertools.chain( ...

[Python] 查詢物件 (instance) 的類別 (class/type)

2022.02.08
Python

isinstance(object, classinfo) 注意是 classinfo 不是 string 範例 isinstance("123", str) – True isinstance("123", int) – False Ref https://docs.python.org/3/library/functions.html#isinstance

Pramp – Array of Array Products

2022.02.07
Pramp

Question Given an array of integers arr, you’re asked to calculate for each index i the product of all integers except the integer at that index (i.e. except arr[i]). Implement a function arrayOfArray ...

Pramp – BST Successor Search

2022.02.07
Pramp

Question In a Binary Search Tree (BST), an Inorder Successor of a node is defined as the node with the smallest key greater than the key of the input node (see examples below). Given a node inputNode ...

Pramp – Smallest Substring of All Characters

2022.02.06
Pramp

Question Given an array of unique characters arr and a string str, Implement a function getShortestUniqueSubstring that finds the smallest substring of str containing all the characters in arr. Return ...

Pramp – Number of Paths

2022.02.05
Pramp

Question You’re testing a new driverless car that is located at the Southwest (bottom-left) corner of an n×n grid. The car is supposed to get to the opposite, Northeast (top-right), corner of the grid ...

Python 中的 Swap

2022.02.05
Python

交換兩個變數 a, b = b, a 先運算完等號右邊才賦值給等號左邊

Pramp – Getting a Different Number

2022.02.05
Pramp

Question Given an array arr of unique nonnegative integers, implement a function getDifferentNumber that finds the smallest nonnegative integer that is NOT in the array. Even if your programming langu ...

聲樂課 2022/02/05

2022.02.04
聲樂

一週心得「子音 + 母音」應該一氣呵成的發，並且子音的持續時間只有極短一瞬間 Ex: 固 ─ 「固ㄨ～」、為 ─ 「ㄨㄟ～」換氣時用鼻子換氣（為擴張開鼻腔及咽腔後方空間），換氣時間很短時口鼻並用發聲練習橫膈膜訓練將身體分做：胸部、上腹部(至肚臍為止)、下腹部用鼻子吸飽氣，以擴張開鼻腔及咽腔後方空間肚子吸飽氣，要感覺到腹部兩側及背部也鼓起至隆起用雙手手掌前端強力插入上腹部，腹部不出力 ...