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Archives for March 2020

Quora: Remembering How to Solve Coding Interview Problems

By Duncan Smith Leave a Comment Mar 25 0

Red-Green-Code Quora 2020

There’s a concept in psychology called the forgetting curve. It describes how, once you learn something, you gradually forget it if you don’t actively review. Learning to solve coding interview questions is no exception:

Even if I solve 200 algorithm questions on LeetCode and think that I understood solutions, after 2 months without solving any question, when I try to solve them again I can’t remember some of the solutions. What should I do to literally learn them? (answer)

I’m doing most of my writing on Quora this year. For more information, see A Project for 2020.

Quora: Easy, Medium, and Hard Problems

By Duncan Smith Leave a Comment Mar 18 0

Red-Green-Code Quora 2020

LeetCode classifies each of its problems as Easy, Medium, or Hard. This leads to discussions among users about how many of which types of problems to practice. Since even easy problems appear in interviews, it’s important to have a strategy for problems at all difficulty levels:

I can solve some of the medium problems that I attend to, in LeetCode and can never solve the hard ones. Do I have to study more to ace the Google interview until I can solve the hard ones or do I have a chance currently? (answer)

I’m doing most of my writing on Quora this year. For more information, see A Project for 2020.

Quora: Learning from Test Cases

By Duncan Smith Leave a Comment Mar 11 0

Red-Green-Code Quora 2020

Although it’s unwise to abuse the Submit button, sometimes a few submissions is what it takes to get the most out of a problem.

Is it okay to submit multiple times and look at the test cases that you’ve failed when practicing competitive programming? (answer)

I’m doing most of my writing on Quora this year. For more information, see A Project for 2020.

Quora: The Perpetual Coding Interview Complaint

By Duncan Smith Leave a Comment Mar 4 0

Red-Green-Code Quora 2020

Companies won’t stop doing it, but that doesn’t mean candidates have to like it.

Why is it that many companies expect to find software engineers capable of solving real-world problems by throwing whiz-kid LeetCode style tests at them? (answer)

I’m doing most of my writing on Quora this year. For more information, see A Project for 2020.

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Getting Started

Are you new here? Check out my review posts for a tour of the archives:

  • Lessons from the 2020 LeetCode Monthly Challenges
  • 2019 in Review
  • Competitive Programming Frequently Asked Questions: 2018 In Review
  • What I Learned Working On Time Tortoise in 2017
  • 2016 in Review
  • 2015 in Review
  • 2015 Summer Review

Archives

Recent Posts

  • LeetCode 1288: Remove Covered Intervals January 20, 2021
  • LeetCode 227: Basic Calculator II January 13, 2021
  • A Project for 2021 January 6, 2021
  • Lessons from the 2020 LeetCode Monthly Challenges December 30, 2020
  • Quora: Are Math Courses Useful for Competitive Programming? December 23, 2020
  • Quora: Are Take-Home Assignments a Good Interview Technique? December 17, 2020
  • Quora: Why Don’t Coding Interviews Test Job Skills? December 9, 2020
  • Quora: How Much Time Should it Take to Solve a LeetCode Hard Problem? December 2, 2020
  • Quora: Quantity vs. Quality on LeetCode November 25, 2020
  • Quora: LeetCode Research November 18, 2020
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