- L1Foundations and complexity
- L2Searching, sorting and hashing
- L3Problem-solving patterns
- Service gate
- L4Linked lists, trees and DP
- L5Recursion, backtracking and graphs
- L6Greedy and dynamic programming
- Product gate
- L7Company readiness
- MANGO gate
Level 1 alone: 8 topics, 234 problems.