#include <iostream>
#include <fstream>
using namespace std;
ifstream f("pluton.in");
ofstream g("pluton.out");
int n,i,j,u1[10],u2[10],x,v[4001],va[4001],k,ok,nr,nrm,vm[4001],c,h,cm;
int main()
{
    f>>n;
    for(i=1;i<=n;i++)f>>v[i];
    for(i=1;i<=n;i++)if(v[i]){x=v[i];nr=1;va[nr]=v[i];while(x){u1[x%10]++;
                                      x/=10; }
       for(j=i+1;j<=n;j++)if(v[j]){cm=0;ok=1; x=v[j];
                             while(x){u2[x%10]++;if(x%10>cm)cm=x%10;
                                      x/=10; }
                   for(k=0;k<=cm;k++)
                       if(u1[k]!=u2[k]){ok=0;break;}
                       if(ok){nr++;va[nr]=v[j];v[j]=0;}

                      for(k=0;k<=cm;k++)u2[k]=0;   }
                      if(nr>nrm)
                        for(k=1;k<=nr;k++){vm[k]=va[k];nrm=nr;h=1;}
                        else if(nr==nrm)h++;
                        for(k=1;k<=nr;k++)va[k]=0;
                       for(k=0;k<=9;k++)u1[k]=0;
                       if(nr)c++;   }
        g<<c<<'\n'<<nrm<<'\n'<<h<<'\n';
        for(i=1;i<=nrm;i++)g<<vm[i]<<' ';
    return 0;
}