E. Not a Geometry Problemtime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputInputThe only line of input contains three integers x, y, z (-1000 \le x, y, z \le 1000).OutputOutput one real number — the answer.Your answer is considered correct if its absolute or relative error does not exceed 10^6. Formally, let your answer be a, and the jury's answer be b. Your answer is accepted if and only if \frac{|a-b|}{\max(1,|b|)} \le 10^6.ExamplesInput
1 1 1
Output
1.7320508075688772
Input
1 -2 -2
Output
21.727922061357855
Input
998 244 353
Output
-0.0006269592476489029
Input
0 0 0
Output
1792283455048516.3
 
1 1 1

1.7320508075688772 
['*special problem', '*special problem', 'constructive algorithms', 'geometry', 'math']