n: 30 m: 155 packed: 10 density: 0 nodes: 0 solveTime: 680 buildTime: 20 solved: true
{0,3,21}
{1,2,22}
{4,13,20}
{5,26,27}
{6,16,17}
{7,10,25}
{8,19,28}
{9,18,24}
{11,14,15}
{12,23,29}