#include<iostream>
using namespace std;
{
  int=n;
  int arr[]= {1,2,3,4,5,6,7,8,9,10};

  while(-10<=n<=10)
  cin>>"5";
  cout<<"5"<<endl;
  cin>>"1,2,3,4,5";
  cout>>"1,2,3,4,5";
  
   return 0;
};