21-Maktab training #1

Problem Tasks

# Date State
Not Contest

# Date State

2. Chiziqli12

Time limit : 1000 ms
Memory limit : 64 mb

Ifodani hisoblang

$$AA = \sqrt{\frac{2tg(x+2)-cos(x+2^x)}{1+cos^2(x+2)}} + \frac{\sin{x^2}}{x^2 + 3}$$


Kiruvchi ma’lumotlar:

Bitta haqiqiy son $x (1\le x \le 30)$;


Chiquvchi ma’lumotlar:

bitta son masala yechimi $10^{-2}$ aniqlikda

Input
8.38
Output
1.62
Input
8.2
Output
0.87