ENG  RUSTimus Online Judge
Online Judge
Problems
Authors
Online contests
About Online Judge
Frequently asked questions
Site news
Webboard
Links
Problem set
Submit solution
Judge status
Guide
Register
Update your info
Authors ranklist
Current contest
Scheduled contests
Past contests
Rules

1001. Reverse Root

Time limit: 2.0 second
Memory limit: 64 MB
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 Ai (0 ≤ Ai ≤ 1018). 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 Ai 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

inputoutput
 1427  0   

   876652098643267843 
5276538
  
   
2297.0716
936297014.1164
0.0000
37.7757
Problem Author: Prepared by Dmitry Kovalioff