n: 50 m: 473 packed: 16 density: 0 nodes: 0 solveTime: 18930 buildTime: 130 solved: true
{0,13,35}
{1,20,40}
{2,11,17}
{3,9,39}
{4,27,49}
{5,22,26}
{6,24,38}
{7,29,48}
{8,42,44}
{10,21,30}
{12,31,37}
{14,34,45}
{15,36,43}
{16,46,47}
{18,28,41}
{19,23,32}