1589
0
41
2047
0
41
1219
2
41
1482
0
41
5375
0
41
1604
0
41
1933
0
41
1597
0
40
1608
0
40
2138
0
40
1517
0
40
784
0
40
1593
0
40
744
2
40
1735
0
39
1597
3
39
916
0
39
3803
0
39
1821
1
39
1108
0
39
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Keyword(s): 数学1