n: 30 m: 503 packed: 10 density: 0 nodes: 0 solveTime: 20700 buildTime: 150 solved: true
{0,23,27}
{1,2,7}
{3,4,14}
{5,16,24}
{6,15,29}
{8,13,22}
{9,19,25}
{10,26,28}
{11,17,20}
{12,18,21}