1 2 3 4 5 6 7 8 9 10 11
0:1|6|8 1:2|7|9 2:0|3|8 3:1|4|9 4:0|2|5 5:1|3|6 6:2|4|7 7:3|5|8 8:4|6|9 9:0|5|7