2468
14
58
1454
0
26
949
3
23
954
4
22
943
4
21
699
0
19
1255
7
19
1254
4
17
866
2
17
1019
8
16
260
2
14
445
2
13
473
1
12
904
0
11
578
5
11
678
4
11
415
0
11
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Keyword(s): 練習問題