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Time limit 100/100/100/100 ms. Memory limit 65000/65000/65000/65000 Kb.
Write a program to calculate hypotenuse of triangle according to the given cathetuses a and b.
Input
Two numbers a and b
Output Hypotenus length (9 digits after point)
Examples
| standart input | standart output |
| 4 5 |
6.403124237 |
| 3.4 6.4 |
7.247068373 |
Для отправки решений необходимо выполнить вход.
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