n: 50 m: 323 packed: 16 density: 0 nodes: 0 solveTime: 5900 buildTime: 60 solved: true
{0,16,24}
{1,32,49}
{2,7,20}
{3,4,26}
{5,28,48}
{6,31,36}
{9,17,23}
{10,27,39}
{11,34,35}
{12,22,47}
{13,18,44}
{14,15,45}
{19,30,33}
{21,29,41}
{25,42,43}
{37,38,40}