a |
3 |
b |
a |
b |
3 |
d |
π |
4 |
d |
a |
b |
3 |
3 |
π |
3 |
π |
3 |
2π |
3 |
2π |
3 |
d |
π |
3 |
π |
3 |
1 |
2 |
π |
12 |
π |
12 |
π |
2 |
π |
4 |
7π |
12 |
π |
2 |
π |
4 |
d |
7π |
12 |
π |
12 |
d |
5π |
12 |
a |
b |
a |
b |
π |
4 |
π |
2 |
a |
3 |
2 |
3 |
2 |
b |
x |
2 |
x |
2 |
π |
2 |
3π |
2 |
a |
b |
a |
b |
π |
4 |
A.(
| B.(-
| C.(-
| D.(-
|
1 |
2 |
π |
2 |
5π |
8 |
π |
8 |
| ||
2 |
π |
4 |
3 |
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