Computer Programming
1,186 learners
Interview Practice with Classic Coding Questions in Java
This course focuses on classic coding questions commonly asked in technical interviews. You will practice implementing algorithms for problems such as searching in a matrix, rotating an array, and finding the longest common prefix. Master these algorithms to strengthen your coding skills and excel in technical interviews.
Java
5 lessons
23 practices
3 hours
General Programming and Algorithms
Course details
Toeplitz Matrix Validator Task
Counting Smaller Integers in a Sorted Matrix
Finding Min and Max on the Secondary Diagonal
Finding the Row Containing the Target in a Sorted Matrix
Meet Cosmo:
The smartest AI guide in the universe
Our built-in AI guide and tutor, Cosmo, prompts you with challenges that are built just for you and unblocks you when you get stuck.

Join the 1M+ learners on CodeSignal
Be a part of our community of 1M+ users who develop and demonstrate their skills on CodeSignal