n: 21  m: 90 packed: 7 density: 100 nodes: 8 solveTime:  6 buildTime:  61
<9,10,15>
<4,17,20>
<5,7,12>
<2,8,14>
<3,11,16>
<1,6,19>
<0,13,18>

3Cycles: 7
value:7[1]{7}