n: 40 m: 198 packed: 13 density: 0 nodes: 0 solveTime: 1070 buildTime: 20 solved: true
{0,15,37}
{1,34,36}
{2,4,6}
{3,21,38}
{5,14,22}
{7,35,39}
{8,31,32}
{9,17,26}
{10,12,28}
{11,16,20}
{13,25,29}
{18,27,33}
{19,23,30}