n: 50 m: 281 packed: 16 density: 0 nodes: 0 solveTime: 2750 buildTime: 40 solved: true
{0,18,27}
{1,29,38}
{2,23,37}
{3,10,31}
{4,26,44}
{5,8,40}
{6,33,47}
{9,17,43}
{11,12,22}
{13,34,42}
{14,20,30}
{15,21,24}
{16,32,39}
{19,25,41}
{28,46,48}
{36,45,49}