n: 30 m: 161 packed: 10 density: 0 nodes: 0 solveTime: 470 buildTime: 20 solved: true
{0,22,25}
{1,17,20}
{2,10,11}
{3,9,21}
{4,5,26}
{6,8,24}
{7,18,28}
{12,13,16}
{14,19,27}
{15,23,29}