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