07:20:21
∅ → 0 - 0 (0 - 0)
07:21:22
0 - 0 (0 - 0) → 1 - 0 (1 - 0)
07:21:43
1 - 0 (1 - 0) → 2 - 0 (2 - 0)
07:22:03
2 - 0 (2 - 0) → 3 - 0 (3 - 0)
07:22:23
3 - 0 (3 - 0) → 4 - 0 (4 - 0)
07:22:43
4 - 0 (4 - 0) → 5 - 0 (5 - 0)
07:23:04
5 - 0 (5 - 0) → 5 - 1 (5 - 1)
07:23:24
5 - 1 (5 - 1) → 6 - 1 (6 - 1)
07:24:04
6 - 1 (6 - 1) → 7 - 1 (7 - 1)
07:24:24
7 - 1 (7 - 1) → 7 - 2 (7 - 2)
07:24:45
7 - 2 (7 - 2) → 7 - 3 (7 - 3)
07:25:05
7 - 3 (7 - 3) → 7 - 4 (7 - 4)
07:25:25
7 - 4 (7 - 4) → 8 - 4 (8 - 4)
07:25:46
8 - 4 (8 - 4) → 9 - 4 (9 - 4)
07:26:27
9 - 4 (9 - 4) → 10 - 4 (10 - 4)
07:27:09
10 - 4 (10 - 4) → 10 - 5 (10 - 5)
07:27:28
10 - 5 (10 - 5) → 10 - 6 (10 - 6)
07:28:08
10 - 6 (10 - 6) → 10 - 7 (10 - 7)
07:28:49
10 - 7 (10 - 7) → 10 - 8 (10 - 8)
07:29:09
10 - 8 (10 - 8) → 10 - 10 (10 - 10)
07:29:50
10 - 10 (10 - 10) → 10 - 11 (10 - 11)
07:31:11
10 - 11 (10 - 11) → 11 - 11 (11 - 11)
07:31:52
11 - 11 (11 - 11) → 12 - 11 (12 - 11)
07:32:12
12 - 11 (12 - 11) → 13 - 11 (13 - 11)
07:32:32
13 - 11 (13 - 11) → 13 - 12 (13 - 12)
07:32:52
13 - 12 (13 - 12) → 13 - 13 (13 - 13)
07:33:33
13 - 13 (13 - 13) → 13 - 14 (13 - 14)
07:34:14
13 - 14 (13 - 14) → 14 - 14 (14 - 14)
07:34:34
14 - 14 (14 - 14) → 15 - 14 (15 - 14)
07:35:14
15 - 14 (15 - 14) → 15 - 15 (15 - 15)
07:35:35
15 - 15 (15 - 15) → 16 - 15 (16 - 15)
07:36:15
16 - 15 (16 - 15) → 17 - 15 (17 - 15)
07:36:36
17 - 15 (17 - 15) → 18 - 15 (18 - 15)
07:36:56
18 - 15 (18 - 15) → 19 - 15 (19 - 15)
07:37:36
19 - 15 (19 - 15) → 20 - 15 (20 - 15)
07:37:56
20 - 15 (20 - 15) → 20 - 17 (20 - 17)
07:38:37
20 - 17 (20 - 17) → 20 - 18 (20 - 18)
07:38:57
20 - 18 (20 - 18) → 0 - 0 (0 - 0)
07:41:39
0 - 0 (0 - 0) → 1 - 1 (1 - 1)
07:42:00
1 - 1 (1 - 1) → 2 - 1 (2 - 1)
07:42:20
2 - 1 (2 - 1) → 3 - 1 (3 - 1)
07:43:01
3 - 1 (3 - 1) → 4 - 1 (4 - 1)
07:43:21
4 - 1 (4 - 1) → 4 - 2 (4 - 2)
07:43:41
4 - 2 (4 - 2) → 5 - 2 (5 - 2)
07:44:22
5 - 2 (5 - 2) → 6 - 2 (6 - 2)
07:45:03
6 - 2 (6 - 2) → 6 - 3 (6 - 3)
07:45:22
6 - 3 (6 - 3) → 6 - 4 (6 - 4)
07:45:43
6 - 4 (6 - 4) → 7 - 4 (7 - 4)
07:46:03
7 - 4 (7 - 4) → 8 - 4 (8 - 4)
07:46:43
8 - 4 (8 - 4) → 10 - 4 (10 - 4)
07:47:24
10 - 4 (10 - 4) → 10 - 6 (10 - 6)
07:48:04
10 - 6 (10 - 6) → 11 - 6 (11 - 6)
07:49:05
11 - 6 (11 - 6) → 12 - 6 (12 - 6)
07:49:25
12 - 6 (12 - 6) → 12 - 7 (12 - 7)
07:50:07
12 - 7 (12 - 7) → 13 - 7 (13 - 7)
07:50:26
13 - 7 (13 - 7) → 13 - 8 (13 - 8)
07:50:46
13 - 8 (13 - 8) → 14 - 8 (14 - 8)
07:51:07
14 - 8 (14 - 8) → 14 - 9 (14 - 9)
07:51:27
14 - 9 (14 - 9) → 14 - 10 (14 - 10)
07:51:47
14 - 10 (14 - 10) → 15 - 10 (15 - 10)
07:52:08
15 - 10 (15 - 10) → 16 - 10 (16 - 10)
07:52:28
16 - 10 (16 - 10) → 17 - 10 (17 - 10)
07:52:48
17 - 10 (17 - 10) → 18 - 10 (18 - 10)
07:53:08
18 - 10 (18 - 10) → 19 - 10 (19 - 10)
07:53:29
19 - 10 (19 - 10) → 20 - 10 (20 - 10)
07:53:49
20 - 10 (20 - 10) → 21 - 18 / 21 - 10