n: 30 m: 392 packed: 10 density: 0 nodes: 0 solveTime: 5450 buildTime: 90 solved: true
{0,24,25}
{1,3,19}
{2,4,5}
{6,8,11}
{7,10,14}
{9,21,23}
{12,15,16}
{13,17,20}
{18,27,28}
{22,26,29}