{{
{},
{1,40,60,70},
{21},
{2,31,41,61,71},
{12,74},
{22,32,42,51,52,62},
{3},
{13,23,33,63,72},
{73},
{4,14,24,43,53,64},
{5,15,34,44,54},
{25,56},
{6,16,45,55,65,75,},
{35},
{17,26,36,46,66,},
{7,8,27,37,47,76,},
{67},
{18,28,48,57,77},
{9,19,29,38,58,68,78},
{49},
{39,59,69,79,}
}}