n: 30 m: 253 packed: 10 density: 0 nodes: 0 solveTime: 1300 buildTime: 40 solved: true
{0,2,7}
{1,4,11}
{3,19,23}
{5,8,14}
{6,17,29}
{9,22,25}
{10,12,15}
{13,16,20}
{18,21,26}
{24,27,28}