a, b = list(map(int, input().split()))
if a <= 5:
    print(0)
elif 6 <= a <= 12:
    print(b // 2)
else:
    print(b) a, b = list(map(int, input().split())) a list(map(int, input().split())) list map(int, input().split()) map int input().split() ().split () input split b if a <= 5:
    print(0)
elif 6 <= a <= 12:
    print(b // 2)
else:
    print(b) a <= 5 a 5 print(0) print 0 elif 6 <= a <= 12:
    print(b // 2) 6 <= a <= 12 6 <= a 6 a 12 print(b // 2) print b // 2 b 2 print(b) print b a, b = list(map(int, input().split())) list(map(int, input().split())) a b = list(map(int, input().split())) list(map(int, input().split())) b
a, b = list(map(int, input().split()))
if a <= 5:
    print(0)
elif 6 <= a <= 12:
    print(b // 2)
else:
    print(b)