n: 50 m: 312 packed: 16 density: 0 nodes: 0 solveTime: 3600 buildTime: 60 solved: true
{0,16,23}
{1,29,46}
{2,33,42}
{3,47,48}
{4,21,40}
{5,14,17}
{6,20,26}
{7,37,44}
{8,12,13}
{9,10,19}
{11,15,45}
{18,31,41}
{22,34,35}
{24,27,43}
{25,28,32}
{36,39,49}