n: 30 m: 237 packed: 10 density: 0 nodes: 0 solveTime: 430 buildTime: 40 solved: true
{0,2,13}
{1,3,5}
{4,17,20}
{6,12,16}
{7,9,11}
{8,18,25}
{10,22,24}
{14,26,29}
{15,23,28}
{19,21,27}