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HackerRank

This is recording about my solution in HackerRank which an online judge system

At 2021/05/19, I start HackerRank's "30 Days of Code".

Hope I will done it.

Day 0: Hello, World. 程式碼
Day 1: Data Types 程式碼
Day 2: Operators 程式碼
Day 3: Intro to Conditional Statements 程式碼
Day 4: Class vs. Instance 程式碼 物件導向基礎概念
Day 5: Loops 程式碼 迴圈
Day 6: Let's Review 程式碼 迴圈 + 字串處理
Day 7: Arrays 程式碼 陣列反轉
Day 8: Dictionaries and Maps 程式碼 Dictionary、Map(關聯容器)
Day 9: Recursion 3 程式碼 遞迴
Day 10: Binary Numbers 程式碼 迴圈
Day 11: 2D Arrays 程式碼 迴圈
Day 12: Inheritance 程式碼 物件導向-繼承
Day 13: Abstract Classes 程式碼 抽象類別
Day 14: Scope 程式碼 物件導向、絕對值
Day 15: Linked List 程式碼 實作Linked List
Day 16: Exceptions - String to Integer 程式碼 例外處理(try catch)
Day 17: More Exceptions 程式碼 例外處理(Throw)
Day 18: Queues and Stacks 程式碼 Stack(後進先出)、Queue(先進先出)
Day 19: Interfaces 程式碼 Interface(介面)
Day 20: Sorting 程式碼 Bubble Sort(氣泡排序)
Day 21: Generics 程式碼 Generics(泛型)
Day 22: Binary Search Trees 程式碼 (Binary Search Trees)二元搜尋樹,使用深度優先(DFS)作答
Day 23: BST Level-Order Traversal 程式碼 (Binary Search Trees)二元搜尋樹,使用廣度優先(BFS)作答
Day 24: More Linked Lists 程式碼 從已排序的 Linked List 中刪除有重複值的節點
Day 25: Running Time and Complexity 程式碼 質數判斷
Day 26: Nested Logic 程式碼 邏輯Scenario
Day 27: Testing 程式碼 unit testing(單元測試)(使用Java)
Day 28: RegEx, Patterns, and Intro to Databases 程式碼 regex正規表示式
Day 29: Bitwise AND 程式碼 邏輯運算、位元運算

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This is recording about my solution in HackerRan which an online judge system

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