n: 50 m: 478 packed: 16 density: 0 nodes: 0 solveTime: 7750 buildTime: 130 solved: true
{0,28,46}
{1,10,25}
{2,9,39}
{3,8,13}
{4,16,27}
{5,30,41}
{6,7,12}
{11,21,44}
{14,18,31}
{15,23,40}
{17,35,43}
{19,33,36}
{20,37,45}
{22,38,48}
{24,26,32}
{29,34,49}