5398
15
397
3295
17
231
1456
4
105
1325
13
103
1989
10
93
1463
0
88
1625
4
85
1083
3
73
741
5
59
890
5
59
833
4
58
730
6
51
769
0
48
1500
6
47
723
2
39
644
0
39
804
10
34
532
6
32
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Keyword(s): 1次方程式