A,B=map(int,input().split())
if A<=5:
  print(0)
elif A<=12:
  print(int(B/2))
else:
  print(B) A,B=map(int,input().split()) A map(int,input().split()) map int input().split() ().split () input split B if A<=5:
  print(0)
elif A<=12:
  print(int(B/2))
else:
  print(B) A<=5 A 5 print(0) print 0 elif A<=12:
  print(int(B/2)) A<=12 A 12 print(int(B/2)) print int(B/2) int B/2 B 2 print(B) print 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<=5:
  print(0)
elif A<=12:
  print(int(B/2))
else:
  print(B)