#include <bits/stdc++.h>
using namespace std;
///187- vector frecventa
/// 0 nu apare , c- de cate ori apare o anumita valoare
ifstream fin("ciffrecv.in");
ofstream fout("ciffrecv.out");

int fr[10]={0};///vector de frecv pe cifre 0..9
int x;
int main()
{
  ///citirea
  while(fin>>x)
      fr[x]++;///cresc de cate ori apare o valoare x
  ///afisare  2,3,5,7-cifre prime
  if(fr[7]!=0) fout<<7<<' '<<fr[7];
  else if(fr[5]!=0) fout<<5<<' '<<fr[5];
  else if(fr[3]!=0) fout<<3<<' '<<fr[3];
  else fout<<2<<' '<<fr[2];

  return 0;
}