a,b=map(int,input().split())

if a<=5:
  print(0)
elif 6<=a<=12:
  print('{}'.format(b//2))
else:
  print("{}".format(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 6<=a<=12:
  print('{}'.format(b//2))
else:
  print("{}".format(b)) a<=5 a 5 print(0) print 0 elif 6<=a<=12:
  print('{}'.format(b//2)) 6<=a<=12 6<=a 6 a 12 print('{}'.format(b//2)) print '{}'.format(b//2) '{}'.format '{}' format b//2 b 2 print("{}".format(b)) print "{}".format(b) "{}".format "{}" format 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 6<=a<=12:
  print('{}'.format(b//2))
else:
  print("{}".format(b))