n: 50 m: 389 packed: 16 density: 0 nodes: 0 solveTime: 12320 buildTime: 90 solved: true
{0,41,48}
{1,26,49}
{2,23,27}
{3,18,37}
{4,10,34}
{5,42,45}
{6,22,28}
{7,25,44}
{8,11,39}
{9,13,20}
{12,19,38}
{14,30,43}
{15,16,29}
{17,35,36}
{21,46,47}
{24,31,40}