n: 30 m: 381 packed: 10 density: 0 nodes: 0 solveTime: 15100 buildTime: 90 solved: true
{0,21,27}
{1,4,8}
{2,7,25}
{3,6,26}
{5,12,24}
{9,14,16}
{10,11,19}
{13,18,28}
{15,22,29}
{17,20,23}