> #include<iostream>
> #include<string>
> using namespace std;
> 
> char up(char un)
> {
>    if(un=='A' || un=='B' || un=='C')   return '2';
>    else if(un=='A' || un=='B' || un=='C')   return '2';
>    else if(un=='D' || un=='E' || un=='F')   return '3';
>    else if(un=='G' || un=='H' || un=='I')   return '4';
>    else if(un=='J' || un=='K' || un=='L')   return '5';
>    else if(un=='M' || un=='N' || un=='O')   return '6';
>    else if(un=='P' || un=='R' || un=='S')   return '7';
>    else if(un=='T' || un=='U' || un=='V')   return '8';
>    else if(un=='W' || un=='X' || un=='Y')   return '9';
> }
> 
> string change(string s)
> {
> 	for(int i=0;i<s.length();i++)
> 	{
> 		if(s[i]=='-')
> 		{
> 			s.erase(i,1);
> 			i--;
> 		}
> 		s[i]=up(s[i]);
> 	}
> 	s.insert(3,"-");
> 	return s;
> }
> 
> int main()
> {
> 	int N;
> 	string s[100000];
> 	int q[100000];
> 	int t[100000];
> 	int i,j,k;
> 	
> 	cin>>N;
> 	for(i=0;i<N;i++)
> 		cin>>s[i];
> 	 	
> 
> 	for(j=0;j<N;j++)
> 	{s[j]=change(s[j]);
> 	 }
> 
> 	for(i=0;i<N;i++)
> 	{q[i]=0;
> 	 t[i]=1;
> 	}
> 
> 	for(k=0;k<N;k++)
> 	{
> 		if(q[k]==0)
> 			for(i=k+1;i<N;i++)
> 			{
> 				if(s[k]==s[i])
> 				{
> 					q[k]=1;q[i]=1;t[k]++;t[i]--;
> 				}
> 			}
> 	}
> 	bool judge=true;
> 	for(i=0;i<N;i++)
> 	{
> 		if(t[i]==0) 
> 		{
> 			judge=false;
> 			break;			
> 		}
> 	}
> 
> 	if(judge) cout<<"No duplicates.";
> 		else{
> 
> 	for(i=0;i<N;i++)
> 		if(t[i]>0)
> 			cout<<s[i]<<" "<<t[i]<<endl;
> 		}	
> 	return 0;
> }
>