number = input('Please enter the amount of hours: ')
 type_1 = raw_input('Please enter the type: ')
 type_2 = raw_input('Please enter the type: ')


 if number <=9:
  print (2)
 elif number <=18:
  print (4)
 elif number <=27:
  print (6)
 elif number <=36:
  print (8)
 elif number <=45:
  print (8)

 if type_1 == "X":
  print (1)
 elif type_1 == "C":
  print (1.5)
 elif type_1 == "V":
  print (2)
 elif type_1 == "B":
  print (2.5)
 elif type_1 == "N":
  print (2.8)

 if type_2 == "A":
  print (1)
 elif type_2 == "S":
  print (1.5)
 elif type_2 == "D":
  print (2)
 elif type_2 == "F":
  print (2.5)
 elif type_2 == "G":
  print (2.8)