n: 50 m: 664 packed: 16 density: 0 nodes: 0 solveTime: 105790 buildTime: 260 solved: true
{0,8,11}
{1,7,10}
{2,14,22}
{3,19,32}
{4,5,16}
{6,15,29}
{12,18,27}
{13,17,20}
{21,26,28}
{23,40,48}
{24,41,46}
{25,38,49}
{30,34,47}
{31,42,43}
{33,37,45}
{35,36,44}