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SARS-CoV-2 is a branch of the SARS-Cov family. It is spherical and enveloped with club-shaped spikes on the surface. Thus, it has the shape of a solar corona. Inside the nucleoplasm, the virus has single-strand RNA, which stores the genetic information of this virus. Due to the property of protein…


This essay is finished by Chenchen Zhou, Andrew Chen, Yuliang Li. The publication is allowed by the authors.
This essay is only for academic use. Please do not take it for business use.

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Introduction

The underground market for organ trade takes its existence to bring huge profits for the traders due…


How Singapore Defeated COVID-19 and some Economical and Ethical Reflections.

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In Dec 2019, an unprecedented disease was identified in Wuhan, China. It did not get enough attention in the beginning. Later, the number of reported cases surged, and scientists reported that this disease is contagious and can be transmitted among people. The Chinese government soon claimed nationwide lock-down, especially in…


Note:

This article would be the first page of a series. The whole series would be based on the Batman Trilogy Batman Begins, The Dark Knight, and The Dark Knight Rises. The philosophical thoughts of the director, Christopher Nolan, is hard to be exhausted. Therefore, the writer (me) will…


12/20/2020

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Note:

  1. All problems are published by HackerRank, credit to HackerRank
  2. The solutions are coded by myself, and open source just for study.

12/14/2020

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Note:

  1. All problems are published by HackerRank, credit to HackerRank
  2. The solutions are coded by myself, and open source just for study.

09/22/2020

Photo by Scott Elkins on Unsplash

Note:

  1. All problems are published by HackerRank, credit to HackerRank
  2. The solutions are coded by myself, and open source just for study.

08/02/2020

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Note:

  1. All problems are published by HackerRank, credit to HackerRank
  2. The solutions are coded by myself, and open source just for study.

08/01/2020

Photo by Tyler Nix on Unsplash

Note:

  1. All problems are published by HackerRank, credit to HackerRank
  2. The solutions are coded by myself, and open source just for study.

Andrew Chen

Undergraduate student / Research assistant/ Always curious / Opinions are mine

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