Searching and Sorting in C++ — a practical guide to C++ searching sorting with clear examples you can reuse in real projects.
C++ Tutorial Series (107/111). Prefer one article? Read the complete C++ tutorial.
Short description
Write comparators carefully; keep them strict weak orderings.
sort/search
std::sort(v.begin(), v.end());
bool found = std::binary_search(v.begin(), v.end(), key);