Posts

All the articles I've posted.

• Disjoint Set Data Structure

  Published at: 21 Feb, 2023 · Updated: 30 May, 2026

  What is a Disjoint set data structure?

• 程序员学英语

  Published at: 18 Feb, 2023 · Updated: 30 May, 2026

  （全文转载自jdhao's digital space）

• Heap Sort

  Published at: 15 Feb, 2023 · Updated: 30 May, 2026

  Heap sort is a comparison-based sorting technique based on Binary Heap data structure. It is similar to the selection sort where we first find the minimum el...

• Elementary Sorting Methods

  Published at: 4 Feb, 2023 · Updated: 30 May, 2026

  Selection sort is a simple and efficient sorting algorithm that works by repeatedly selecting the smallest (or largest) element from the unsorted portion of ...

• Application and uses of Merge Sort

  Published at: 21 Jan, 2023 · Updated: 30 May, 2026

  Today is Jan 21, 2023.

• Application and uses of Quick Sort

  Published at: 19 Jan, 2023 · Updated: 30 May, 2026

  Quick Sort

• Arbitrary Precision Arithmetic

  Published at: 10 Jan, 2023 · Updated: 30 May, 2026

  In computer science, arbitrary-precision arithmetic, also called bignum arithmetic, multiple-precision arithmetic, or sometimes infinite-precision arithmetic...

• Binary Search

  Published at: 9 Jan, 2023 · Updated: 30 May, 2026

  Binary Search is a searching algorithm used in a sorted array by repeatedly dividing the search interval in half. The idea of binary search is to use the inf...

• Merge Sort

  Published at: 8 Jan, 2023 · Updated: 30 May, 2026

  Same with the preparation of quick sort.

• LeetCode 47. Permutations II

  Published at: 7 Jan, 2023 · Updated: 30 May, 2026

  LeetCode 47. Permutations II (全排列 II)