#include <iostream> #include <string> #include <map> using namespace std; int main() { map<string, int> people = {{"John", 32}, {"Adele", 45}, {"Bo", 29}}; map<string, int> friends = {{"Jenny", 22}, {"Liam", 24}}; people.swap(friends); for (auto person : people) { cout << person.first << " is: " << person.second << "\n"; } return 0; }