Articles by Tag #hackerrank
Browse our collection of articles on various topics related to IT technologies. Dive in and explore something new!
Hackerrank - SQL - Average Population of Each Continent
Problem Description Given the CITY and COUNTRY tables, query the names of all the...
LeetCode vs HackerRank: Which Is Better for Interview Prep in 2025?
LeetCode is the gold standard for FAANG prep, while HackerRank is the gatekeeper for Online Assessments. This deep dive covers their differences, t...
10 Best HackerRank Alternatives in 2026 (Free & Paid)
Looking for HackerRank alternatives? Here are the best platforms for coding practice, interview prep, and skill assessments—from free options to en...
Solving Plus Minus Problem in Python (HackerRank ) .
Problem Description: Given an array of integers, calculate the ratios of its elements that are...
Hacker rank's Median SQL Solution
Let's get to know the question A median is defined as a number separating the higher half of a data...
Hackerrank - SQL - The PADS
Repo: https://github.com/mrpunkdasilva/hackerrank/edit/main/sql/basic/the-pads/README.md ...
Question on Larry's Array problem
Okay so this is something that is more of me being a developer over time and solving HackerRank...
How to create a HackerRank Contest?
Hello everyone this is R.Prabhakara Arjun,🕺 I faced a hard time creating a HackerRank contest...
Hackerrank - SQL - Select By ID
Repo https://github.com/mrpunkdasilva/hackerrank/blob/main/sql/basic/select-by-id/README.md ...
2025 Code for Good Hackathon – Software Engineer Program: Where Tech Meets Impact
What is Code for Good? JPMorgan Chase’s Code for Good is a social-impact hackathon hosted by its...
Gold badge in Java
Happy to earn a Gold badge in Java from HackerRank! 🚀
Hackerrank - SQL - Higher Than 75 Marks
Problem Description Query the Name of any student in STUDENTS who scored higher than 75...
Hackerrank - SQL - Weather Observation Station 5
https://github.com/mrpunkdasilva/hackerrank/tree/main/sql/basic/weather-observartion-station-5 ...
Hackerrank - SQL - Japanese Cities' Names
Problem Description Query the names of all the Japanese cities in the CITY table. The...
How I Learned Python by Making Fun Projects
When I first started learning Python, I didn’t just want to read syntax rules or solve random...
Hackerrank - SQL - Weather Observation Station 7
https://github.com/mrpunkdasilva/hackerrank/tree/main/sql/basic/weather-observartion-station-7 ...
Hackerrank - SQL - Weather Observation Station 6
https://github.com/mrpunkdasilva/hackerrank/tree/main/sql/basic/weather-observartion-station-6 ...
Hackerrank - SQL - Employee Salaries
Problem Description Write a query that prints a list of employee names (i.e.: the name...
Hackerrank - SQL - Occupations
Problem Description Pivot the Occupation column in OCCUPATIONS so that each Name is sorted...
Achieved Node Certification from HackerRank
🎉 Just earned my Node(Basic) Certificate from HackerRank by solving challenging Node.js problems!...
Hackerrank - SQL - Name of Employees
Problem Description Write a query that prints a list of employee names (i.e.: the name...
Hackerrank - SQL - Revising the Select Query I
Problem Description Query all columns for all American cities in the CITY table with...
![[Boost]](https://media2.dev.to/dynamic/image/width=1000,height=500,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F6ao2b9nu2vyy4f3ly4t7.png)
[Boost]
Top Competitors | HackerRank | MSSQL Retiago Drago ・ Nov...
Is HackerRank Worth It? 4 Reasons It May Waste Your Time (2026)
HackerRank is free, but free ≠ effective. Discover why it may delay your FAANG prep—and which tool actually helps you pass interviews.