143
0
6
86
3
6
166
0
6
205
2
6
224
3
5
135
0
5
161
0
5
502
3
5
181
0
4
96
0
4
102
0
4
167
0
4
200
0
4
165
0
4
185
0
4
234
0
3
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Keyword(s): 練習問題