n: 50 m: 260 packed: 16 density: 0 nodes: 0 solveTime: 1490 buildTime: 40 solved: true
{0,40,49}
{1,18,28}
{2,3,4}
{5,17,21}
{7,14,24}
{8,25,27}
{9,29,42}
{10,12,15}
{11,37,46}
{13,30,48}
{16,31,43}
{19,41,47}
{20,22,32}
{23,36,45}
{26,33,38}
{34,35,44}