| 1 | (1,1) | (2,1) | (3,1) | (4,1) | (5,1) | (6,1) |
| 2 | (1,2) | (2,2) | (3,2) | (4,2) | (5,2) | (6,2) |
| 3 | (1,3) | (2,3) | (3,3) | (4,3) | (5,3) | (6,3) |
| 4 | (1,4) | (2,4) | (3,4) | (4,4) | (5,4) | (6,4) |
| 5 | (1,5) | (2,5) | (3,5) | (4,5) | (5,5) | (6,5) |
| 6 | (1,6) | (2,6) | (3,6) | (4,6) | (5,6) | (6,6) |
则P=
| 33 |
| 36 |
| 11 |
| 12 |
故答案为:
| 11 |
| 12 |
