n: 50 m: 438 packed: 16 density: 0 nodes: 0 solveTime: 11310 buildTime: 110 solved: true
{0,31,48}
{1,20,27}
{2,21,46}
{3,10,23}
{4,12,39}
{5,11,44}
{7,41,47}
{8,28,37}
{9,22,42}
{13,14,25}
{15,26,29}
{16,30,35}
{17,33,38}
{18,24,36}
{19,34,49}
{32,40,45}