↩ 🔵 🔵 🔵 ❪֎ₛₜ₍₀₎❫ C++ Standard Library Corridors ○ ﹤ostream﹥ ○›ꟲᴾᴾ ❪֎₃ₛₜ❫ ﹤ostream﹥ Functions ○ ❪֎₅ₛₜ❫ ﹤ostream﹥ Modules ○