All challenges
Code AnalysisBeginner 60s

vector<bool> auto deduction

What is the type of `x` in `std::vector<bool> v{true}; auto x = v[0];`?

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.

Play this in a 3-minute battle