n: 50 m: 463 packed: 16 density: 0 nodes: 0 solveTime: 21910 buildTime: 120 solved: true
{0,7,27}
{1,25,33}
{2,29,49}
{3,22,35}
{4,19,34}
{5,24,31}
{6,20,23}
{9,40,46}
{10,12,47}
{11,30,39}
{13,15,43}
{14,26,37}
{16,38,41}
{17,44,48}
{21,42,45}
{28,32,36}