n: 50 m: 305 packed: 16 density: 0 nodes: 0 solveTime: 4350 buildTime: 60 solved: true
{0,21,39}
{1,28,34}
{2,31,33}
{3,17,32}
{4,6,7}
{5,40,41}
{8,23,27}
{9,36,45}
{11,22,43}
{12,30,44}
{13,14,24}
{15,19,48}
{16,25,37}
{18,26,35}
{20,42,47}
{29,38,46}