111111110 |
222222221 |
444444443 |
888888887 |
111111110 |
222222221 |
111111110 |
111111110×2+1 |
444444443 |
888888887 |
444444443 |
444444443×2+1 |
1 |
A |
1 |
111111110 |
1 |
B |
1 |
444444443 |
1 |
A |
1 |
B |
18 |
19 |
198 |
199 |
1989 |
1990 |
1989 |
1990 |
1989 |
1990 |
18 |
19 |
18 |
19 |
4 | -1 | a |
b | 3 | c |
d | e | f |
9 |
5 |
12 |
7 |
27 |
17 |
36 |
19 |
54 |
29 |
36 |
19 |
36 |
19 |
27 |
17 |
27 |
17 |