a, b, t = map(int, input().split())
count = int(t // a)
ans = count * b
print(ans)

a27f0ef91aa78290cb61c6b43cc9d615f65ddab5
<mask token>

<mask token>
print(ans)

a, b, t = map(int, input().split())
count = int(t // a)
ans = count * b
print(ans)
