8387
4
327
13345
0
238
11149
5
200
18962
10
162
2583
0
93
3546
0
75
2191
6
68
2476
2
68
2096
2
64
4847
0
51
1603
0
49
1518
0
47
1460
0
47
1592
3
43
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Keyword(s): 2元1次方程式