n: 50 m: 219 packed: 16 density: 0 nodes: 0 solveTime: 1790 buildTime: 30 solved: true
{0,25,48}
{1,29,37}
{2,39,40}
{3,26,44}
{4,11,41}
{5,16,31}
{6,18,46}
{7,32,43}
{8,20,34}
{9,27,49}
{10,22,33}
{12,42,45}
{13,21,28}
{14,38,47}
{17,19,23}
{24,30,36}