/home/toolbox/public_html/solutions/5/568/u1.ans
1 3951 -> 4
2 7695 -> 4
3 5057 -> 6
4 4942 -> 2
5 3215 -> 4
6 8024 -> 4
7 5933 -> 6
8 4503 -> 2
9 8328 -> 6
10 7235 -> 8
11 905 -> 4
12 3217 -> 8
13 5784 -> 8
14 2290 -> 4
15 5005 -> 4
16 0 -> 1
17 4685 -> 2
18 3483 -> 8
19 9459 -> 6
20 9301 -> 6
21 8388 -> 2
22 6243 -> 4
23 9835 -> 2
24 3838 -> 4
25 6334 -> 6
26 819 -> 2
27 9324 -> 6
28 10000 -> 8
29 336 -> 6
30 2522 -> 2
31 5401 -> 6
32 4286 -> 6
33 217 -> 2
34 458 -> 6
35 5580 -> 4
36 9783 -> 8
37 4833 -> 4
38 7864 -> 4
39 4285 -> 6
40 3160 -> 4
41 1450 -> 4
42 1542 -> 4
43 6376 -> 4
44 7234 -> 8
45 3831 -> 6
46 7732 -> 8
47 902 -> 4
48 4867 -> 2
49 1214 -> 2
50 361 -> 6