std

#include <iostream>
#include <string>
#include <map>
#include <cctype>

using namespace std;

int n;
string s;
map<string, int> ma;
map<string, int>::iterator it;

int main() {
    cin >> n;
    for(int i = 1; i <= n; i++) {
        cin >> s;
        for(int j = 0; j < s.size(); j++) s[j] = tolower(s[j]);
        ma[s]++;
    }
    for(it = ma.begin(); it != ma.end(); it++)
        cout << it->first << ' ' << it->second << endl;
    return 0;
}