n: 50 m: 447 packed: 16 density: 0 nodes: 0 solveTime: 16470 buildTime: 110 solved: true
{0,27,39}
{1,8,15}
{2,20,26}
{3,4,30}
{5,6,7}
{9,45,46}
{10,17,22}
{11,24,41}
{12,18,19}
{13,48,49}
{14,36,47}
{16,35,44}
{21,25,31}
{23,37,40}
{28,33,43}
{29,34,42}