n: 50 m: 647 packed: 16 density: 0 nodes: 0 solveTime: 82390 buildTime: 250 solved: true
{0,36,42}
{1,21,23}
{2,41,43}
{3,26,31}
{4,5,12}
{6,18,28}
{7,13,49}
{9,15,16}
{10,14,29}
{11,22,38}
{17,19,20}
{24,37,40}
{25,33,44}
{27,34,48}
{30,45,46}
{32,35,39}