n: 50 m: 307 packed: 16 density: 0 nodes: 0 solveTime: 3730 buildTime: 60 solved: true
{0,4,27}
{1,25,45}
{2,15,23}
{3,38,40}
{5,6,8}
{7,10,34}
{9,30,42}
{11,29,49}
{12,17,21}
{13,36,47}
{14,20,39}
{16,37,44}
{18,31,35}
{19,26,28}
{22,24,32}
{33,41,43}