n: 40 m: 142 packed: 13 density: 0 nodes: 0 solveTime: 290 buildTime: 20 solved: true
{0,12,34}
{1,10,36}
{2,11,39}
{3,7,20}
{4,24,26}
{5,31,38}
{6,27,28}
{8,19,35}
{9,13,14}
{15,25,37}
{16,17,21}
{18,29,32}
{22,23,30}