#include <iostream>

using namespace std ;

int main()
{
  int count=0, last;
  cout << "What number would you like me to count up to? ==> " ;
  cin >> last ;
  while (count<last)
  {
    cout << count << ", " ;
    count++ ;
  }
  cout << "and "<< count << endl ;
  return 0 ;
}