CodeForces
LeetCode
Codechef
HackerRank
AlgoExpert.io
GeeksforGeeks
Project Euler
CodingInterview
HackerEarth
HackerRank
CodeSignal
Codility
iMocha
LeetCode
mettl
DevSkiller
CodeForcesBased on our record, CodeForces seems to be a lot more popular than HackerEarth. While we know about 74 links to CodeForces, we've tracked only 3 mentions of HackerEarth. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Have you heard of codeforces.com, atcoder.jp, codechef.com, etc? Source: 5 months ago
Leetcode is good to learn basic algorithms because problem statements are usually straightforward. Competitive programming has much wider range of problems. Most popular sites for cp are codeforces.com , atcoder.jp, codechef.com . Source: 5 months ago
The de facto standard community for competitive programmers, regular contests with editorials, huge archive of problems (https://codeforces.com/problemset) with pretty accurate difficulty ratings so you can focus on problems of suitable difficulty if you want to progress quickly. They also have an incipient EDU section: https://codeforces.com/edu/courses that covers basic algorithms with practice problems. - Source: Hacker News / 7 months ago
- I used C++ to solve 500+ problems on codeforces.com (a competitive programming website) But I'm rusty now. Source: 9 months ago
Join the codeforces.com cult try out some most solved problems and then there are many other things like cses problemset, a2oj ladders... Just a tip learn c++ stl too (not necessarily now but do it soon). Source: 11 months ago
I had done my major in Science in one of the premier institutes of India. I had no background in Computer Science. However I had experience in competitive coding in platforms like Codeforces, HackerEarth, HackerRank, LeetCode etc. As I had to learn coding in order to get a job in a market like India. Source: over 2 years ago
Regarding the TCS Ninja exam details, I would always advise the Official TCS Ninja link with most of details covered on eligibility, test pattern etc. For practice questions, I would suggest review some of the usual topics that are part of the curriculum of Computer Science and Information Technology engineering degrees. Knowing multiple programming languages like Python, Perl, C, Java are very good but knowing a... Source: over 2 years ago
Hi there, there's this website called hackerearth.com; which has challenges and scholarships in which you can enroll in. Check it out. Source: almost 3 years ago
LeetCode - Practice and level up your development skills and prepare for technical interviews.
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Codechef - CodeChef is a not-for-profit educational initiative by Directi, an Indian software company. It is a global programming community that fosters learning and friendly competition, built on top of the world’s largest competitive programming platform.
CodeSignal - CodeSignal is the leading assessment platform for technical hiring.
Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
AlgoExpert.io - A better way to prep for tech interviews