#include <stdio.h>
#include <stdlib.h>
#include <iostream>
using namespace std;
char *swp="22233344455566677778889999";
char telnum[20];

void translate_tel(char* tel_input,char* standard_no)
{
	int j = 0;
	for (int i = 0;tel_input[i] != '\0';i++)
	{
		if (3 == j)
		{
			standard_no[j] = '-';
			j++;
		}	
		if (tel_input[i] >= 'A' && tel_input[i] <= 'Z')
		{
			int no_index = tel_input[i] - 'A';
			standard_no[j] = swp[no_index];
			j++;
		}
		if (tel_input[i] >= '0' && tel_input[i] <= '9')
		{
			standard_no[j] = tel_input[i];
			j++;
		}

	}
	standard_no[j] = '\0';
	return;
}

int comp(const void* leftnum,const void* rightnum)
{
	return strcmp((char*)leftnum,(char*)rightnum);
}

int main()
{
	int num_of_tel = 0;
	cin>>num_of_tel;
	char standard_no[100000][9];
	for (int i = 0; i < num_of_tel ; i++)
	{
		cin>>telnum;
		translate_tel(telnum,standard_no[i]);
	}

	qsort(standard_no,num_of_tel,9,comp);

	bool NoDuplicated = true;
	int DupTimes = 1;
	for (int i = 1; i < num_of_tel; i++)
	{
		if (strcmp(standard_no[i],standard_no[i-1]) == 0)
		{
			DupTimes++;
			NoDuplicated = false;

		}
		else
		{
			if (DupTimes != 1)
			{
				cout<<standard_no[i-1]<<" "<<DupTimes<<endl;
				DupTimes = 1;
			}
		}

	}
	if (DupTimes != 1)
	{
		cout<<standard_no[num_of_tel-1]<<" "<<DupTimes<<endl;
		NoDuplicated = false;
	}
	if (NoDuplicated)
	{
		cout<<"No duplicates."<<endl;
	}



}