def main():
 a,b = map(int,input().split())
 if a <= 12 and a >= 6:
     print(b // 2)
 elif a < 6:
     print(0)
 else:
     print(b)
main() def main():
 a,b = map(int,input().split())
 if a <= 12 and a >= 6:
     print(b // 2)
 elif a < 6:
     print(0)
 else:
     print(b) main a,b = map(int,input().split()) a map(int,input().split()) map int input().split() ().split () input split b if a <= 12 and a >= 6:
     print(b // 2)
 elif a < 6:
     print(0)
 else:
     print(b) a <= 12 and a >= 6 a <= 12 a 12 a >= 6 a 6 print(b // 2) print b // 2 b 2 elif a < 6:
     print(0)
  a < 6 a 6 print(0) print 0 print(b) print b main() main def main():
 a,b = map(int,input().split())
 if a <= 12 and a >= 6:
     print(b // 2)
 elif a < 6:
     print(0)
 else:
     print(b) def main():
 a,b = map(int,input().split())
 if a <= 12 and a >= 6:
     print(b // 2)
 elif a < 6:
     print(0)
 else:
     print(b) main
def main():
 a,b = map(int,input().split())
 if a <= 12 and a >= 6:
     print(b // 2)
 elif a < 6:
     print(0)
 else:
     print(b)
main()