486
3
8
420
0
8
627
0
8
215
0
8
504
0
8
687
0
8
321
0
8
140
0
8
503
0
8
434
0
8
335
10
8
405
6
8
657
3
8
696
4
8
Didn't find what you're looking for? Try searching on Q&A, too!
Keyword(s): Math