384
8
9
178
2
8
523
2
8
598
2
8
534
2
7
493
0
7
334
5
7
421
1
7
447
1
7
166
0
7
556
2
6
372
4
6
222
0
6
185
0
6
192
0
6
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Keyword(s): 練習問題