n: 50 m: 487 packed: 16 density: 0 nodes: 0 solveTime: 14590 buildTime: 140 solved: true
{0,8,12}
{1,31,32}
{2,9,16}
{3,14,17}
{4,13,39}
{5,15,19}
{6,11,22}
{7,10,18}
{20,44,47}
{21,24,37}
{23,42,43}
{25,26,40}
{27,33,34}
{28,36,49}
{30,41,48}
{35,38,46}