| x | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | . | 1 | 0 | 0 | 0 | |||||||||
| 1 | 0 | 0 | 0 | . | 0 | 1 | 1 | 0 | ||||||||||||||
| + | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||||||||
| 0 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | |||||||||||
| 0 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||
| 0 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | |||||||||||
| 0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1. | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |