n: 50 m: 411 packed: 16 density: 0 nodes: 0 solveTime: 12520 buildTime: 100 solved: true
{0,26,29}
{1,33,42}
{2,23,24}
{3,4,9}
{5,31,37}
{7,44,49}
{8,22,47}
{10,25,40}
{11,30,35}
{12,16,21}
{13,27,34}
{14,15,43}
{17,39,41}
{18,36,48}
{19,32,46}
{20,38,45}