n: 50 m: 246 packed: 16 density: 0 nodes: 0 solveTime: 3700 buildTime: 30 solved: true
{0,20,26}
{1,48,49}
{2,17,31}
{3,21,22}
{4,23,29}
{5,16,18}
{6,14,35}
{7,24,34}
{9,15,33}
{10,42,44}
{11,28,46}
{12,30,32}
{13,36,45}
{19,27,43}
{25,39,47}
{37,40,41}