n: 30 m: 143 packed: 10 density: 0 nodes: 0 solveTime: 1040 buildTime: 20 solved: true
{0,4,17}
{1,6,25}
{2,8,24}
{3,22,23}
{5,28,29}
{7,9,11}
{10,18,21}
{12,16,26}
{13,19,27}
{14,15,20}