n: 50 m: 131 packed: 16 density: 0 nodes: 0 solveTime: 170 buildTime: 10 solved: true
{0,19,21}
{1,30,37}
{2,26,49}
{3,41,43}
{4,16,34}
{5,7,39}
{6,13,48}
{8,27,31}
{9,23,40}
{10,20,46}
{11,17,44}
{12,14,42}
{15,29,32}
{22,24,47}
{25,28,36}
{33,38,45}