#include <iostream>

using namespace std;

int main()
{
   int speed;
   cout<<"Enter the speed: "<<endl;
   cin>>speed;

   if(speed < 55)
   {
      cout<<"Too slow!\n"<<endl;
   }
   else if(speed < 71)
   {
      cout<<"You're doing great!\n"<<endl;
   }
   else
   {
      cout<<"Slow down buddy!\n"<<endl;
   }

   return 0;
}