#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
struct tnode *addtreex(struct tnode*,char *);
void treexprint(struct tnode*);

struct tnode{
	char s[10];
	int times;
	struct tnode *left;
	struct tnode *right;
};

	int total=0;
	char t[8];//save the converted string
struct tnode *talloc(void)
{
return (struct tnode *)malloc(sizeof(struct tnode));
}
struct tnode *addtreex(struct tnode *p,char *w)
{
	int cond;
	if(p==NULL){
		p=talloc();
		strcpy(p->s,w);
		p->times=1;
		p->left=p->right=NULL;
	}
	else if((cond=strcmp(w,p->s))==0)
		(p->times)++;
	else if(cond<0)
	p->left=addtreex(p->left,w);
	else 
	p->right=addtreex(p->right,w);
	return p;
}

void treexprint(struct tnode *p)
{
	int i;
	if(p!=NULL){
		treexprint(p->left);
		if(p->times > 1)
		{
			total++;
			for(i=0;i < 3;i++)
				printf("%c",(p->s)[i]);
		putchar('-');
		for(;i < 7;i++)
			printf("%c",(p->s)[i]);
		putchar(' ');
		printf("%d\n",p->times);
		}
		treexprint(p->right);
	}
}
chuli(char *s)
{
	int i;
	int point_t=0;
	for(i=0;s[i];i++)
	{
		if(isdigit(s[i]))
			t[point_t++]=s[i];
		else if(s[i]>=65 && s[i]<=67)
			t[point_t++]='2';
		else if(s[i]>=68 && s[i]<=70)
			t[point_t++]='3';
		else if(s[i]>=71 && s[i]<=73)
			t[point_t++]='4';
		else if(s[i]>=74 && s[i]<=76)
			t[point_t++]='5';
		else if(s[i]>=77 && s[i]<=79)
			t[point_t++]='6';
		else if(s[i]==80 || s[i]>=82 && s[i]<=83)
			t[point_t++]='7';
		else if(s[i]>=84 && s[i]<=86)
			t[point_t++]='8';
		else if(s[i]>=87 && s[i]<=89)
			t[point_t++]='9';
		else
			;
	}
	t[point_t]='\0';
	
}


int main()
{
	int n;
	char i;
	char s[20];
	struct tnode *root;
	root=NULL;
	scanf("%d",&n);
	gets(s);//read the rest of the first line
	for(i=0;i<n;i++)
	{
		gets(s);
		chuli(s);
		root=addtreex(root,t);
	}
	if(n!=0)
		treexprint(root);
	if(total==0) 
		printf("No duplicates. \n");
	return 0;
}