n: 50 m: 281 packed: 16 density: 0 nodes: 0 solveTime: 1490 buildTime: 50 solved: true
{0,12,31}
{1,24,46}
{2,19,32}
{3,18,43}
{4,27,47}
{5,14,29}
{6,20,45}
{7,10,13}
{8,25,39}
{9,11,21}
{15,26,40}
{16,23,33}
{17,22,36}
{28,44,49}
{30,37,48}
{38,41,42}