A, B = map(int, input().split())
if A <= 12:
    B //= 2
if A < 6:
    B = 0
print(B) A, B = map(int, input().split()) A map(int, input().split()) map int input().split() ().split () input split B if A <= 12:
    B //= 2 A <= 12 A 12 B //= 2 B 2 if A < 6:
    B = 0 A < 6 A 6 B = 0 B 0 print(B) print B B = 0 0 B B //= 2 2 B A, B = map(int, input().split()) map(int, input().split()) A B = map(int, input().split()) map(int, input().split()) B
A, B = map(int, input().split())
if A <= 12:
    B //= 2
if A < 6:
    B = 0
print(B)
