8
3
5 37 2 -1
3
12 -4 0 3
4
9 0 0 -8 4
5
-4 0 -17 1 4 -2
0
5
1
5 1
1
0 -4
14
0 0 0 0 0 0 0 0 0 0 0 0 0 0 2


correct output:
--------------
5 + 37x + 2x^2 - 1x^3
37 + 4x - 3x^2

12 - 4x + 3x^3
-4 + 9x^2

9 - 8x^3 + 4x^4
-24x^2 + 16x^3

-4 - 17x^2 + 1x^3 + 4x^4 - 2x^5
-34x + 3x^2 + 16x^3 - 10x^4

5
0

5 + x
1

-4x
-4

2x^14
28x^13