01,05,06,09,15,19,21,25,31,40
47,50,54,56,59,62,65,67,72,80

01,04,10,18,19,20,22,31,35,36
44,49,50,52,61,67,68,74,75,78

10,11,12,13,14,16,19,23,24,26
39,42,43,50,53,61,62,66,75,80

02,03,04,06,08,17,20,27,30,37
41,43,54,56,57,58,60,63,65,69

01,02,04,07,09,11,14,16,24,32
34,37,48,49,50,52,53,59,63,70