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DECFRAC - Exact decimal fraction

Given two integers x and y (1<=x,y<=1000) print their quotient as exact decimal fraction. A possible period should be marked by underscores in the above line.

Input

In the first line number N (<=100) of tests, then N lines with the numbers x and y separated by a slash.

Output

The decimal fraction in one or two (in case of a period) lines for each test.

Example

Input:
2
1/2
1/3 Output: 0.5
_
0.3

Thanks are given to numerix for his suggestion.


Added by:HWK
Date:2011-03-03
Time limit:1.077s
Source limit:50000B
Memory limit:1536MB
Cluster: Cube (Intel G860)
Languages:All except: SCM qobi

hide comments
2014-05-31 08:09:28 Mitch Schwartz
Cases resulting in an integer apparently don't occur in the input, since for the case "2/1", some of my AC submissions produce "2." and others produce "2.0". (I suppose it's ok to leave the data as it is, since it's not a very interesting class of cases, and changing it would disturb some existing AC solutions.)
2011-04-18 12:25:19 HWK
I don't know why.
But it's corrected.
2011-04-17 18:41:50 Daniel Hui
Why are all languages disabled?
2011-03-18 21:17:41 HWK
"2/1" => "2."
2011-03-18 20:38:31 numerix
What is the required output, if x/y results to an integer?
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