n: 50 m: 223 packed: 16 density: 0 nodes: 0 solveTime: 730 buildTime: 30 solved: true
{0,19,28}
{1,8,24}
{2,18,27}
{3,25,44}
{4,17,23}
{5,6,49}
{7,16,21}
{9,36,45}
{10,13,33}
{11,32,41}
{12,26,39}
{14,20,38}
{22,46,48}
{29,31,42}
{30,34,35}
{37,40,43}