n: 50 m: 266 packed: 16 density: 0 nodes: 0 solveTime: 2380 buildTime: 40 solved: true
{0,19,20}
{1,18,37}
{2,42,46}
{3,16,24}
{4,21,33}
{5,23,35}
{6,30,48}
{7,14,39}
{8,45,49}
{9,27,43}
{10,25,38}
{11,15,44}
{12,26,31}
{13,28,41}
{17,34,47}
{22,29,36}