n: 50 m: 167 packed: 16 density: 0 nodes: 0 solveTime: 1280 buildTime: 20 solved: true
{0,13,31}
{1,16,37}
{2,17,20}
{3,19,49}
{4,27,28}
{5,26,29}
{6,23,41}
{7,12,42}
{8,38,46}
{9,25,36}
{10,21,30}
{11,32,43}
{14,35,45}
{15,44,47}
{22,39,40}
{24,34,48}