Algorithms

Build an interview DSA repo

Practice common placement-round patterns and package your work into a public repo a recruiter can inspect. You will solve, explain, test, and document your approach.

For college builders in India who can code and are preparing for internship placement rounds.

Working8 lessonsAbout 35 min+100 XP

Usually easier after Data Structures. You can start here anyway.

Start lesson 1

Your path

1Start hereBig-O without fear4 min
2Sorting and searching basics4 min
3Two pointers and windows5 min
4Recursion and backtracking4 min
5Greedy versus dynamic programming4 min
6Graph traversal for placements4 min
7Talk through your solution5 min
8Ship your DSA proof repo5 min
The check10 questions · 7 to pass
Verify the Algorithms skill+100 XP and a proof page, once the check and the task are done