#include#include #include int main() { QSet set; set.insert("apple"); set.insert("banana"); set.insert("cherry"); qDebug() << set; // Output: QSet("apple", "banana", "cherry") return 0; }
#includeThese examples are part of the Qt library, which is a cross-platform application development framework.#include #include int main() { QSet set; set.insert("apple"); set.insert("banana"); set.insert("cherry"); if (set.contains("apple")) { qDebug() << "Apple is in the set!"; } else { qDebug() << "Apple is not in the set!"; } return 0; }