Which kind of device is not bent?
The device is a screen.
    src        edge_attr  dst
0     0  to the right of    5
1     0  to the right of    3
2     0  to the right of   11
3     1   to the left of   10
4     1   to the left of    4
5     1   to the left of    2
6     2  to the right of    1
7     2  to the right of    5
8     2  to the right of    3
9     2  to the right of   11
10    3   to the left of    9
11    3   to the left of    8
12    3   to the left of    0
13    3   to the left of    2
14    3   to the left of    4
15    4  to the right of    1
16    4  to the right of    3
17    4  to the right of    5
18    5   to the left of    8
19    5   to the left of    9
20    5   to the left of    0
21    5   to the left of    2
22    5   to the left of    4
23    8  to the right of   10
24    8  to the right of    9
25    8  to the right of    5
26    8  to the right of    3
27    9               of   13
28    9  to the right of   10
29    9   to the left of    8
30    9  to the right of    5
31    9  to the right of    3
32   10   to the left of    8
33   10   to the left of    9
34   10  to the right of    1
35   10               of   13
36   11   to the left of    0
37   11   to the left of    2
38   12               of    3
39   13          wearing    2