n: 50 m: 489 packed: 16 density: 0 nodes: 0 solveTime: 19730 buildTime: 140 solved: true
{0,9,40}
{1,22,41}
{2,3,21}
{4,13,19}
{5,36,39}
{6,8,17}
{7,46,48}
{10,16,35}
{12,38,45}
{14,37,47}
{15,30,32}
{18,23,42}
{20,27,34}
{24,29,44}
{25,26,49}
{28,31,43}