Add decimal training data for AND
user
```csv
x1,x2,h
0.0,0.0,0
0.0,0.2,0
0.0,0.4,0
0.0,0.6,0
0.0,0.8,0
0.0,1.0,0
0.2,0.0,0
0.2,0.2,0
0.2,0.4,0
0.2,0.6,0
0.2,0.8,0
0.2,1.0,0
0.4,0.0,0
0.4,0.2,0
0.4,0.4,0
0.4,0.6,0
0.4,0.8,0
0.4,1.0,0
0.6,0.0,0
0.6,0.2,0
0.6,0.4,0
0.6,0.6,0
0.6,0.8,0
0.6,1.0,0
0.8,0.0,0
0.8,0.2,0
0.8,0.4,0
0.8,0.6,0
0.8,0.8,0
0.8,1.0,0
1.0,0.0,0
1.0,0.2,0
1.0,0.4,0
1.0,0.6,0
1.0,0.8,0
1.0,1.0,1.0
```
assistant