12792
9
2129
2941
2
334
3622
0
253
1858
2
153
1280
1
101
1564
1
92
1103
0
61
801
0
54
962
0
52
926
15
51
944
4
47
593
0
37
915
0
36
1034
0
35
556
0
35
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Keyword(s): 正弦定理