n: 50 m: 565 packed: 16 density: 0 nodes: 0 solveTime: 12770 buildTime: 180 solved: true
{0,4,16}
{1,18,39}
{2,7,48}
{3,10,13}
{5,30,45}
{6,33,49}
{8,34,35}
{9,19,26}
{11,40,43}
{12,23,44}
{14,27,38}
{15,28,36}
{17,21,46}
{20,32,47}
{24,29,42}
{25,31,41}