3904
5
77
2751
0
77
1221
0
77
1311
21
76
2525
2
76
1973
0
76
4476
3
76
3477
0
76
33535
3
76
499
5
76
2140
0
76
3362
0
76
27581
19
76
2305
4
76
2564
73
76
1621
0
76
1061
2
76
3293
6
76
1283
3
75
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Keyword(s): 数学