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0017. Chiziqli2

Time limit : 1000 ms
Memory limit : 64 mb

Ifodani xisoblang

$$f1 = \frac{2tg(x + \frac{\pi}{6})}{\frac{1}{3} + cos^2(y + x^2)} + log_2(x^2 + 2)$$

$x$, $y$ – haqiqiy


Kiruvchi ma’lumotlar:

ikkita haqiqiy son $x$ va $y$ $(1\le x,y \le 10)$


Chiquvchi ma’lumotlar: bitta son masala yechimi $10^{-2}$ aniqlikda.

Input
0.22 6.17
Output
2.42
Input
1.7 5.18
Output
-4.61