n: 30 m: 437 packed: 10 density: 0 nodes: 0 solveTime: 14250 buildTime: 110 solved: true
{0,18,20}
{1,2,8}
{3,4,21}
{5,27,29}
{6,15,17}
{7,11,13}
{9,10,16}
{12,19,24}
{14,25,26}
{22,23,28}