1510
11
10
452
2
10
855
1
10
449
0
10
475
9
10
925
0
10
910
0
10
845
0
10
1751
2
10
603
0
10
868
0
10
226
0
9
772
0
9
6557
0
9
801
0
9
Didn't find what you're looking for? Try searching on Q&A, too!
Keyword(s): 数学A