n: 50 m: 518 packed: 16 density: 0 nodes: 0 solveTime: 37580 buildTime: 160 solved: true
{0,11,18}
{1,13,47}
{2,12,46}
{3,7,44}
{4,8,10}
{5,9,19}
{15,21,31}
{16,20,40}
{17,33,39}
{22,37,49}
{23,34,41}
{24,36,48}
{25,26,35}
{27,29,45}
{28,30,32}
{38,42,43}