text: #include <iostream>
  using namespace std;
  
  class Bike
  {
      public:
          int speed(int currentspeed); 
  
  }
  
  int Bike::speed(int currentspeed)
  {
      return currentspeed;
  }
  
  
  int main()
  {
      //create object
      Bike objBike;
      
      //create ouput with value
      cout<<"current bike speed "<<objBike.speed(20)<<"km/h"<<endl;
      return 0;
  }
  