n: 50 m: 394 packed: 16 density: 0 nodes: 0 solveTime: 12630 buildTime: 90 solved: true
{0,18,31}
{1,43,44}
{2,14,47}
{3,25,30}
{4,16,39}
{5,10,24}
{6,21,34}
{7,13,38}
{8,37,49}
{9,26,32}
{11,35,45}
{12,17,23}
{15,27,41}
{19,20,42}
{28,29,48}
{33,40,46}