n: 30 m: 401 packed: 10 density: 0 nodes: 0 solveTime: 13100 buildTime: 90 solved: true
{0,9,26}
{1,2,10}
{3,4,13}
{5,15,20}
{6,22,29}
{7,16,28}
{8,24,27}
{11,14,17}
{12,23,25}
{18,19,21}