n: 50 m: 458 packed: 16 density: 0 nodes: 0 solveTime: 16010 buildTime: 120 solved: true
{0,15,34}
{1,20,32}
{2,25,36}
{3,16,19}
{4,21,26}
{5,6,28}
{8,29,48}
{9,27,44}
{10,31,38}
{11,24,39}
{12,17,22}
{13,37,49}
{14,42,46}
{18,41,45}
{23,30,33}
{35,40,47}