1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
[1, 1, 0]
[1, 2, -1]
[1, 3, -1]
[1, 4, -1]
[1, 5, -1]
[1, 6, -1]
[1, 7, -1]
[2, 2, 0]
[2, 3, 1]
[2, 4, 1]
[2, 5, 1]
[2, 6, 1]
[2, 7, 1]
[3, 3, 0]
[3, 4, -1]
[3, 5, 1]
[3, 6, -1]
[3, 7, -1]
[4, 4, 0]
[4, 5, 1]
[4, 6, 1]
[4, 7, -1]
[5, 5, 0]
[5, 6, -1]
[5, 7, -1]
[6, 6, 0]
[6, 7, -1]
[7, 7, 0]
-1
-1
1
-1
-1
0
1
1
-1
-1
1
-1
-1
1
-1
1
1
1
-1
Total time spent: 4