LC Resonant Frequency

Medium#engineering #electronics· solved by 0 · time limit 2.0 s

An inductor $L$ and capacitor $C$ resonate at $f_0 = \frac{1}{2\pi\sqrt{LC}}$ . Print $f_0$ in Hz with 2 decimals.

Input

$L$ in millihenries and $C$ in microfarads.

$f_0$

$10^{-4} \le L, C \le 10^5$

Input

10 1

Output

1591.55

Input

1 100

Output

503.29