UVA 10420 Java

import java.util.*;
 
public class main{
  public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    int lines = sc.nextInt();
    sc.nextLine();
    String[] datas = new String[lines];
    for(int i = 0; i < lines; i++)
    {
    	String[] str = sc.nextLine().split(" ");
    	datas[i] = str[0];
    }
    Arrays.sort(datas);
    for(int i = 0; i < lines; i++)
    {
    	String search = datas[i];
    	int count = 0;
    	for(int j = i; j < lines; j++)
    	{
    		if(datas[j].equals(search))
    		{
    			count ++;
    			i = j;
    		}
    		else
    			break;
    	}
    	System.out.println(String.format("%s %d", search, count));
    }
  }
};