3820
24
51
910
1
51
1574
2
51
236
0
51
1407
2
51
1509
4
50
1734
0
49
2341
0
49
1864
0
49
1066
0
47
1512
2
47
1573
6
47
1133
0
47
514
10
46
723
11
46
864
0
45
1374
10
45
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Keyword(s): 数学 復習