n: 30 m: 378 packed: 10 density: 0 nodes: 0 solveTime: 11790 buildTime: 80 solved: true
{0,3,4}
{1,9,18}
{2,5,16}
{6,17,28}
{7,10,25}
{8,26,29}
{11,12,22}
{13,21,24}
{14,19,23}
{15,20,27}