#include <iostream>

int main()
{
   int i = 1;

   while(i <= 50)
   {
      if(i % 3 == 0)
      {
         std::cout << "buzz\n";
         i++;
      }
      else if(i % 10 == 3 || i / 10 == 3)
      {
         std::cout << "fizz\n";
         i++;
      }
      else if(i % 3 == 0 && (i % 10 == 3 || i / 10 == 3))
      {
         std::cout << "buzz fizz\n";
         i++;
      }
      else
      {
         std::cout << i << "\n";
         i++;
      }
   }

   return(0);
}