1,4,10,12,,3,6,8,9,,5,2,7,11
1,6,9,10,,3,5,11,12,,2,4,7,8
1,6,8,12,,3,5,7,9,,2,4,10,11
1,6,7,10,,3,5,8,11,,2,4,9,12
1,6,9,11,,3,5,8,10,,2,4,7,12