n: 50 m: 468 packed: 16 density: 0 nodes: 0 solveTime: 13060 buildTime: 130 solved: true
{0,25,30}
{1,32,40}
{2,34,35}
{3,6,48}
{4,5,28}
{7,12,26}
{8,20,44}
{9,38,47}
{10,23,27}
{11,31,45}
{13,18,37}
{15,33,46}
{16,41,49}
{17,22,42}
{19,21,43}
{24,29,36}