n: 50 m: 539 packed: 16 density: 0 nodes: 0 solveTime: 51660 buildTime: 160 solved: true
{0,15,38}
{1,4,20}
{2,23,40}
{3,21,30}
{5,16,39}
{6,24,36}
{8,12,29}
{9,19,42}
{10,33,45}
{11,18,25}
{13,14,22}
{17,27,43}
{26,34,47}
{31,35,44}
{32,48,49}
{37,41,46}