The problem is so easy, that the authors were lazy to write a statement for it!
Input
The input stream contains a set of integer numbers A_{i} (0 ≤ A_{i} ≤ 10^{18}). The numbers are separated by any number of spaces and line breaks. A size of the input stream does not exceed 256 KB.
Output
For each number A_{i} from the last one till the first one you should output its square root. Each square root should be printed in a separate line with at least four digits after decimal point.
Sample
input  output 

1427 0
876652098643267843
5276538
 2297.0716
936297014.1164
0.0000
37.7757

Problem Author: Prepared by Dmitry Kovalioff