// Problem idea by Thomas Tang  <ttang@cs.queensu.ca>
// Problem written by Thomas Tang
// This solution written by Thomas Tang


import java.io.*;
import java.util.*;

public class list {
    public static void main(String[] args) throws Exception {
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        int n = Integer.parseInt(in.readLine());
        TreeMap tmap = new TreeMap();
        for (int i = 0; i < n; i++) {
	    String line = in.readLine();
	    String country = line.substring(0, line.indexOf(" "));
	    if (!tmap.containsKey(country)) {
		tmap.put(country, new Integer(1));
	    } else {
		int newValue = ((Integer) tmap.get(country)).intValue() + 1;
		tmap.put(country, new Integer(newValue));
	    }
        }

	for (Iterator i = tmap.keySet().iterator(); i.hasNext();) {
	    String country = (String) i.next();
            System.out.println(country + " " + tmap.get(country));
        }
    }
}