#python3

a=int(input())
b=int(input())

while(1):
    if b<=3072:
        break
    elif b>3072:
        b=int(input)

c=0
d=0
if a<=1024:
    c=0
elif a>1024 and a<=3072:
    c=(a-1024)*0.08

if b<=30:
    d=0
elif b>30:
    d=(b-30)*0.19

e=18+c+d
print("%.2f"%e)

a=int(input())
b=int(input())
if a<=1024:
c=18
elif a>3072:
c=(3072-1024)*0.08+18
else:
c=(a-1024)*0.08+18
if b<=30:
c=c
else:
c=c+(b-30)*0.19
print ("%.2f"% c)