#include <iostream>
#include "example13.hh"

using namespace std;

void print_speed(vehicle &v, bicycle &b) {
  cout << v.max_speed() << " ";
  cout << b.max_speed() << endl;
}

int main() {
  bicycle b = bicycle(true);
  vehicle v;
  vehicle *pv;

  bool bike;

  while(cin >> bike){
    bike ? pv = &b : pv = &v;

    cout << pv->max_speed() << endl;
  }
}