#include <stdio.h>
#include <math.h>
 
 
float calculateCharges(float);
int NUMBER_OF_CARS = 3;
 
main()
{
 
  int x = 1;
  float fHours[NUMBER_OF_CARS];
  float fCharge[NUMBER_OF_CARS];
 
  for(x=1; x<=NUMBER_OF_CARS; x++)
   {
    printf("Enter number of hours for car %d: ", x);
    scanf("%f", &fHours[x]);
   }
 
  printf("\n\n");
  printf("Car\t\tHours\t\tCharge\n");
 
  for(x=1;x<4;x++)
  {
  printf("%d\t\t%.1f\t\t%.2f\n", x, fHours, fCharge);
  }
 
}
 
float calculateCharges(float fHours)
{
  float fCharge = 0.0;
  if(fHours < 3)
  { 
    fCharge = 2.00;
    return fCharge;
  }   
 
  else
  {
    fHours = fHours-3; 
    fCharge = ceil(fHours) * 0.5;
    fCharge = 2.00 + fCharge;
 
    if(fCharge > 10)
    {  
      fCharge = 10;
      return fCharge;
    }
 
    else
      return fCharge;
   }
}