#include <iostream>#include <cstdio>#include <map>#include <string>#include <vector>#include <algorithm>using namespace std;map<string ,int> m;string str;vector <string> q;char readchar(){    char ch;    while(1){        ch=getchar();        if(ch>=‘A‘&&ch<‘Q‘){            ch=(ch-‘A‘)/3+2+‘0‘;            break;        }        else if(ch>‘Q‘&&ch<‘Z‘){            ch=(ch-‘A‘-1)/3+2+‘0‘;            break;        }        else if(ch<=‘9‘&&ch>=‘0‘){            break;        }    }    return ch;}int main(){    int k;	cin>>k;    while(k--){        str="";        for(int i=0;i<7;i++){            str+=readchar();        }        if(m[str]){            m[str]++;        }        else {            m[str]=1;            q.push_back(str);        }    }    sort(q.begin(),q.end()-1);    bool fl=true;    for(vector<string>::iterator i=q.begin();i<q.end();i++){        if(m[*i]>1){            cout<<i->substr(0,3)<<"-"<<i->substr(3,4)<<" "<<m[*i]<<endl;            fl=false;        }    }    if(fl){        cout<<"No duplicates."<<endl;    }	return 0;}