n: 50 m: 309 packed: 16 density: 0 nodes: 0 solveTime: 4450 buildTime: 70 solved: true
{0,23,33}
{1,14,24}
{2,39,43}
{3,15,26}
{4,10,36}
{5,6,32}
{7,20,21}
{8,9,16}
{11,40,46}
{13,35,49}
{17,41,45}
{18,30,47}
{19,37,38}
{25,29,44}
{27,34,42}
{28,31,48}