n: 30 m: 503 packed: 10 density: 0 nodes: 0 solveTime: 13880 buildTime: 150 solved: true
{0,15,28}
{1,6,14}
{2,17,22}
{3,9,29}
{4,19,25}
{5,7,18}
{8,10,27}
{11,23,26}
{12,16,20}
{13,21,24}