n: 50 m: 481 packed: 16 density: 0 nodes: 0 solveTime: 14770 buildTime: 130 solved: true
{0,15,23}
{1,17,33}
{2,3,25}
{4,5,34}
{6,32,43}
{7,8,22}
{9,18,35}
{10,31,40}
{11,19,42}
{12,16,37}
{13,27,39}
{20,30,46}
{21,38,44}
{24,45,47}
{26,28,29}
{36,48,49}