n: 50 m: 629 packed: 16 density: 0 nodes: 0 solveTime: 21890 buildTime: 230 solved: true
{0,1,18}
{2,3,17}
{5,14,25}
{6,37,43}
{7,12,22}
{8,45,49}
{9,33,36}
{10,20,28}
{11,21,39}
{13,26,44}
{15,16,48}
{19,27,38}
{23,30,32}
{24,29,40}
{31,35,41}
{34,42,46}