问答题

| ① | a=5,b=1 | ② | a=5,b=-1 |
| ③ | a=5,b=1 | ④ | a=5,b=1 |
| a=-5,b=-1 | a=0,b=-1 | ||
| ⑤ | a=5,b=-1 | ⑥ | a=5,b=1 |
| a=5,b=1 | a=0,b=0 | ||
| a=-5,b=-1 | a=-5,b=-1 | ||
| ⑦ | a=5,b=1 | ⑧ | a=5,b=1 |
| a=0,b=1 | a=0,b=-1 | ||
| a=0,b=-1 | a=5,b=1 | ||
| a=-5,b=1 | a=5,b=-1 | ||
| ⑨ | a=5,b=1 | ⑩ | d=5,b=1 |
| a=0,b=-1 | a=5,b=0 | ||
| a=0,b=1 | a=5,b=-1 | ||
| a=-5,b=1 | a=0,b=1 | ||
| a=-5,b=-1 | a=0,b=0 | ||
| a=0,b=-1 | |||
| a=5,b=1 | |||
| a=-5,b=0 | |||
| a=-5,b=1 |