Multiple ChoiceBeginner 30s
Two Pointers
Two-pointer technique on a sorted array typically reduces time from O(n^2) to:
Options
- 1O(1)
- 2O(2^n)
- 3O(n log n)
- 4O(n)
Think you can answer under pressure?
Get matched and answer live questions in 3-minute 1v1 battles. Elo ranking, badge tiers and bragging rights on the line.