n: 40 m: 178 packed: 13 density: 0 nodes: 0 solveTime: 440 buildTime: 20 solved: true
{1,22,35}
{2,14,23}
{3,10,30}
{4,8,37}
{5,7,18}
{6,12,13}
{9,21,24}
{11,16,17}
{15,26,32}
{19,25,39}
{20,28,36}
{27,33,34}
{29,31,38}