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#include <unordered_map>
#include <string>
#include <iostream>
using namespace std;
int main() {
unordered_multimap<string,int> names;
names.insert({"John", 3});
names.insert({"Peter", 2});
names.insert({"Jane", 6});
names.insert({"Jane", 2});
for (const auto &x : names) {
cout << x.first << ": " << x.second << endl;
}
return 0;
}
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