n: 40 m: 160 packed: 13 density: 0 nodes: 0 solveTime: 740 buildTime: 20 solved: true
{0,23,32}
{1,11,16}
{2,31,36}
{3,17,35}
{4,13,26}
{5,22,24}
{6,33,39}
{8,27,29}
{9,19,25}
{10,14,28}
{12,37,38}
{15,18,20}
{21,30,34}