n: 30 m: 278 packed: 10 density: 0 nodes: 0 solveTime: 9020 buildTime: 50 solved: true
{0,22,24}
{1,8,9}
{2,3,16}
{4,7,19}
{5,6,18}
{10,26,27}
{11,13,29}
{12,25,28}
{14,15,20}
{17,21,23}