n: 50 m: 461 packed: 16 density: 0 nodes: 0 solveTime: 16900 buildTime: 130 solved: true
{0,26,28}
{1,29,42}
{2,23,25}
{3,21,41}
{4,30,43}
{5,8,10}
{6,7,31}
{9,19,33}
{11,12,24}
{13,32,39}
{14,17,45}
{15,27,35}
{16,20,22}
{18,36,38}
{37,48,49}
{40,46,47}