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