n: 50 m: 427 packed: 16 density: 0 nodes: 0 solveTime: 13580 buildTime: 100 solved: true
{0,25,26}
{1,35,45}
{2,6,15}
{3,8,32}
{4,34,39}
{5,12,31}
{7,9,11}
{10,23,24}
{13,41,49}
{14,38,47}
{16,22,36}
{17,18,19}
{20,40,43}
{27,30,46}
{29,37,48}
{33,42,44}