n: 30 m: 139 packed: 10 density: 0 nodes: 0 solveTime: 43300 buildTime: 10 solved: true
{0,12,19}
{1,6,17}
{2,16,18}
{3,7,20}
{4,9,21}
{5,10,23}
{8,11,27}
{13,26,28}
{14,24,29}
{15,22,25}