n: 50 m: 313 packed: 16 density: 0 nodes: 0 solveTime: 7000 buildTime: 60 solved: true
{0,19,33}
{1,4,40}
{2,11,23}
{3,8,12}
{5,30,37}
{6,15,21}
{7,24,36}
{9,46,48}
{10,22,29}
{13,20,38}
{14,27,42}
{16,26,44}
{17,41,47}
{18,25,43}
{28,39,45}
{31,32,49}