n: 30 m: 456 packed: 10 density: 0 nodes: 0 solveTime: 11450 buildTime: 120 solved: true
{0,21,24}
{1,4,5}
{2,6,10}
{3,8,19}
{7,22,25}
{9,11,20}
{12,18,29}
{13,15,16}
{14,17,27}
{23,26,28}