10. Volleyball

import math

leapN = input()
praznici = float(input())
home = int(input())
sofWeek = 48 - home
saturdayPlaySof = (sofWeek * 0.75)
prazniciPlaySof = (praznici * 0.666666667)
total_plays_sofhome = saturdayPlaySof + home + prazniciPlaySof
if leapN == "leap":
    leapYear = (total_plays_sofhome * 15) / 100
    leap_year_plays = total_plays_sofhome + leapYear
    print(f"{math.floor(leap_year_plays)}")
else:
    print(f"{math.floor(total_plays_sofhome)}")