n: 50 m: 438 packed: 16 density: 0 nodes: 0 solveTime: 5260 buildTime: 110 solved: true
{0,24,44}
{1,27,31}
{2,6,29}
{3,5,9}
{4,7,12}
{8,14,42}
{10,17,18}
{11,13,21}
{15,22,30}
{16,46,48}
{19,37,38}
{20,23,26}
{25,34,35}
{32,40,41}
{33,45,49}
{36,43,47}