1 2 3 4 5 6 7 8 9 10 11 12 13
12 ..0.11.1..1. ..0.11....10 .........0.. .......1.... .....0...1.1 ....0.1.1... 1..00..01.1. ...0........ ..1..0....0. 1.1....1.... ...11....1.1 ....00.1....