n: 30 m: 361 packed: 10 density: 0 nodes: 0 solveTime: 4640 buildTime: 70 solved: true
{0,20,22}
{1,3,5}
{2,4,25}
{6,7,18}
{8,19,23}
{9,10,17}
{11,15,29}
{12,13,16}
{14,27,28}
{21,24,26}