a, b = map(int, input().split())
if a == 0:
    print(0)
    exit()
ans = f'{"-" if (a < 0 < b) or (a > 0 > b) else ""}{(a := abs(a)) // (b := abs(b))}.'
a %= b
for i in range(20):
    ans += f'{(a := a * 10) // b}'
    a %= b
print(ans)