746
0
12
1228
0
12
918
0
11
721
0
11
222
0
11
345
0
11
684
0
11
331
0
11
685
0
11
431
3
11
479
8
11
562
4
11
398
0
11
544
15
11
461
1
11
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Keyword(s): 数学 中2