> #include <iostream>
> #include <cstring>
> #include <cstdlib>
> #include <algorithm>
> using namespace std;
> int main()
> {
>     long n;
>     cin>>n;
>     string a[100001];
>     string b[100001];
>     long c[100001];
>     for(long i=0;i<n;i++)
>     {
>         int k=0;
>         cin>>a[i];
>         int len=a[i].length();
>         for(long j=0;j<len;j++)
>         {
>             if(a[i][j]=='0')
>             {
>                 b[i][k]='0';
>                 k++;
>             }
>             else if(a[i][j]=='1')
>             {
>                 b[i][k]='1';
>                 k++;
>             }
>             else if(a[i][j]=='A'||a[i][j]=='B'||a[i][j]=='C'||a[i][j]=='2')
>             {
>                 b[i][k]='2';
>                 k++;
>             }
>             else if(a[i][j]=='D'||a[i][j]=='E'||a[i][j]=='F'||a[i][j]=='3')
>             {
>                 b[i][k]='3';
>                 k++;
>             }
>             else if(a[i][j]=='G'||a[i][j]=='H'||a[i][j]=='I'||a[i][j]=='4')
>             {
>                 b[i][k]='4';
>                 k++;
>             }
>             else if(a[i][j]=='J'||a[i][j]=='K'||a[i][j]=='L'||a[i][j]=='5')
>             {
>                 b[i][k]='5';
>                 k++;
>             }
>             else if(a[i][j]=='M'||a[i][j]=='N'||a[i][j]=='O'||a[i][j]=='6')
>             {
>                 b[i][k]='6';
>                 k++;
>             }
>             else if(a[i][j]=='P'||a[i][j]=='R'||a[i][j]=='S'||a[i][j]=='7')
>             {
>                 b[i][k]='7';
>                 k++;
>             }
>             else if(a[i][j]=='T'||a[i][j]=='U'||a[i][j]=='V'||a[i][j]=='8')
>             {
>                 b[i][k]='8';
>                 k++;
>             }
>             else if(a[i][j]=='X'||a[i][j]=='Y'||a[i][j]=='W'||a[i][j]=='9')
>             {
>                 b[i][k]='9';
>                 k++;
>             }
>             else
>             {
>                 continue;
>             }
>         }
>         c[i]=atol(b[i].c_str());
>     }
>     sort(c,c+n);
>     long num=0;
>     int flag=0;
>     for(long i=0;i<n-1;i++)
>     {
>         if(c[i]==c[i+1])
>         {
>             num++;
>         }
>         else
>         {
>             if(num>=1)
>             {
>                 cout<<c[i]<<" "<<num+1<<endl;
>                 num=0;
>                 flag=1;
>             }
>         }
>     }
>     if(flag==0)
>     {
>         cout<<"No duplicates."<<endl;
>     }
>     return 0;
> }