n: 50 m: 173 packed: 16 density: 0 nodes: 0 solveTime: 6980 buildTime: 20 solved: true
{0,12,16}
{1,17,43}
{2,21,47}
{3,10,41}
{4,5,36}
{6,34,39}
{7,23,40}
{8,31,48}
{9,22,27}
{11,13,37}
{14,20,28}
{15,32,42}
{18,33,46}
{19,30,44}
{25,29,35}
{38,45,49}