Software Engineering Working with Set in Java like a master Set is a data structure that is used as a collection of objects. Java supports it through its Java Collection library.
C++ Set in C++ STL In C++ STL, a set is an Associative container which contains a sorted set of unique objects of type Key. The commonly used functions are begin(), cbegin(), end(), size(), max_size(), empty(), insert(), erase(), emplace() and emplace_hint()