lazy gege

Time Limit: 2000/1000 MS (Java/Others)

Memory Limit: 32768/32768 K (Java/Others)

Description

Gege hasn't tidied his desk for long,now his desk is full of things.
This morning Gege bought a notebook,while to find somewhise to put it troubles him.
He wants to tidy a small area of the desk, leaving an empty area, and put the notebook there, the notebook shouldn't fall off the desk when putting there.
The desk is a square and the notebook is a rectangle, area of the desk may be smaller than the notebook.
here're two possible conditions:

Can you tell Gege the smallest area he must tidy to put his notebook?

Input

T(T<=100) in the first line is the case number.
The next T lines each has 3 real numbers, L,A,B(0< L,A,B <= 1000).
L is the side length of the square desk.
A,B is length and width of the rectangle notebook.

Output

For each case, output a real number with 4 decimal(printf("%.4lf",ans) is OK), indicating the smallest area Gege should tidy.

Sample Input

3
10.1 20 10
3.0 20 10
30.5 20.4 19.6

Sample Output

25.0000
9.0000
96.0400

lcy

Source

HDU2010省赛集训队选拔赛（校内赛）