n: 50 m: 391 packed: 16 density: 0 nodes: 0 solveTime: 7550 buildTime: 90 solved: true
{0,12,35}
{1,13,25}
{2,33,48}
{3,14,42}
{4,9,36}
{5,22,29}
{6,16,17}
{7,41,43}
{8,24,49}
{10,18,37}
{11,15,20}
{21,26,28}
{27,30,40}
{31,38,44}
{32,39,45}
{34,46,47}