19589
0
1294
4826
0
393
8993
3
331
8080
6
327
34212
12
309
11023
0
296
6689
3
255
13438
0
209
8563
8
208
3859
19
184
4133
0
152
5662
5
139
2717
0
136
3374
0
136
7077
2
128
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Keyword(s): 数学 用語