12784
9
2129
2936
2
334
3619
0
253
1851
2
153
1276
1
101
1559
1
92
1101
0
61
798
0
54
955
0
52
925
15
51
936
4
47
590
0
37
909
0
36
1032
0
35
551
0
35
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Keyword(s): 正弦定理