Original Python practice problems
Read the problem before signing in. Examples show the input contract; passing them does not prove correctness on every input.
- Product exclusions · Medium · Arrays & hashing
- Longest consecutive IDs · Medium · Arrays & hashing
- Largest histogram block · Hard · Stack
- Unique substring span · Medium · Sliding window
- Palindrome inventory · Medium · Two pointers
- Edit distance · Medium · 2-D dynamic programming
- Minimum target-sum span · Medium · Arrays & hashing
- Connected districts · Medium · Graphs
- Dependency order · Medium · Graphs
- Cheapest route · Medium · Advanced graphs