n: 50 m: 491 packed: 16 density: 0 nodes: 0 solveTime: 11160 buildTime: 140 solved: true
{0,19,24}
{1,20,32}
{2,36,47}
{3,16,42}
{4,5,10}
{6,8,30}
{7,23,35}
{9,34,49}
{11,22,43}
{12,28,40}
{13,27,45}
{14,21,26}
{15,41,46}
{17,33,37}
{18,25,39}
{31,38,48}