n: 30 m: 105 packed: 10 density: 0 nodes: 0 solveTime: 460 buildTime: 10 solved: true
{0,12,22}
{1,2,29}
{3,5,24}
{4,15,28}
{6,8,11}
{7,21,25}
{9,14,19}
{10,16,23}
{13,17,20}
{18,26,27}