1211
8
87
1971
8
87
1800
1
87
3834
9
87
2427
13
87
1026
13
86
1140
6
85
780
2
85
1623
4
85
1696
13
84
1004
8
84
1143
3
83
3994
12
83
977
0
78
1061
10
78
1815
53
76
1113
0
76
6066
16
76
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Keyword(s): 数学