#include #include #include using namespace std; void insertItem(unordered_map& items, const int& key, const string& value) { items.insert(unordered_map::value_type(key, value)); } string getItem(unordered_map& items, const int& key) { return items[key]; } void main() { unordered_map items; insertItem(items, 0, "Park"); insertItem(items, 1, "Kim"); insertItem(items, 2, "Hong"); insertItem(items, ..