n: 50 m: 254 packed: 16 density: 0 nodes: 0 solveTime: 900 buildTime: 40 solved: true
{0,21,28}
{1,16,44}
{2,45,48}
{3,29,38}
{4,6,32}
{5,13,43}
{7,22,41}
{8,11,40}
{9,18,39}
{10,12,19}
{14,20,27}
{15,26,31}
{17,23,37}
{25,36,49}
{30,33,35}
{34,42,47}