487-3279（1002）

#pragma warning (disable:4786)
#include <iostream>
#include <map>
#include <algorithm>
#include <string>
#include <vector>
using namespace std;

typedef struct  
{
    string first;
    int second;
}res;

bool less_first(res tmp1,res tmp2)
{
    return tmp1.first<tmp2.first;
}

bool my_equal(res tmp1,res tmp2)
{
    return tmp1.first==tmp2.first;
}

void main()
{
    map<char,char> li;
    map<char,char>::iterator mit;
    li['A']='2';li['B']='2';li['C']='2';
    li['D']='3';li['E']='3';li['F']='3';
    li['G']='4';li['H']='4';li['I']='4';
    li['J']='5';li['K']='5';li['L']='5';
    li['M']='6';li['N']='6';li['O']='6';
    li['P']='7';li['R']='7';li['S']='7';
    li['T']='8';li['U']='8';li['V']='8';
    li['W']='9';li['X']='9';li['Y']='9';
    int line;
    cin>>line;
    string temp;
    vector<string> str;
    vector<string>::iterator sit;
    string::iterator strit;

    int i;
    for (i=0;i<line;i++)
    {
        cin>>temp;
        str.push_back(temp);
    }

    for (sit=str.begin();sit!=str.end();sit++)
    {    
        strit=remove(sit->begin(),sit->end(),'-');
        sit->erase(strit,sit->end());
    }

    for (sit=str.begin();sit!=str.end();sit++)
        for (mit=li.begin();mit!=li.end();mit++)
            for (strit=sit->begin();strit!=sit->end();strit++)
                if (*strit==mit->first)
                    *strit=mit->second;

    res tmp;
    vector<res> result;
    vector<res>::iterator resit;

    int num;
    int j;
    for (i=0;i<str.size()-1;i++)
    {
        num=1;
        temp=str[i];
        for (j=i+1;j<str.size();j++)
        {
            if (temp==str[j])
            {
                num++;
            }
        }
        if (num!=1)
        {
            tmp.first=temp;
            tmp.second=num;
            result.push_back(tmp);
        }
    }
    if (result.empty())
    {
        cout<<"No duplicates."<<endl;
    }
    else
    {
        sort(result.begin(),result.end(),less_first);
        result.erase(unique(result.begin(),result.end(),my_equal),result.end());
        for (resit=result.begin();resit!=result.end();resit++)
        {
            resit->first.insert(resit->first.begin()+3,1,'-');
            cout<<resit->first<<""<<resit->second<<endl;
        }
    }
}