01,02,03,04,05,06,08,09,10,11,12,14,15,16,21,22,24,25,28,29,30,31,32,34,35,36,37,38,40,42,43,44,45,46,48,49
01,02,04,05,06,10,11,12,13,14,15,16,17,18,20,21,23,25,26,29,31,32,33,34,35,36,39,40,42,43,44,45,46,47,48,49
01,02,03,05,06,08,09,10,11,12,13,14,16,18,21,23,24,25,26,27,28,29,31,32,33,34,35,36,37,38,39,41,42,44,45,48
01,02,03,04,05,06,09,11,12,13,14,15,16,17,19,20,21,24,25,26,27,29,30,32,33,34,35,38,39,41,43,44,45,46,48,49