#include <iostream>

#include <string>

#include <map>

using namespace std;

int main() {

map<string, int> Country_and_population;

int times = 0;

cin >> times;

while (times--) {

string country, name = "";

cin >> country;

getline(cin,name);

Country_and_population[country]++;

}

for (map<string, int>::iterator i = Country_and_population.begin(); i != Country_and_population.end(); i++) {

cout << i->first << " " << i->second << endl;

}

return 0;

}