669
2
16
454
0
16
721
0
16
573
4
16
357
0
16
420
0
16
393
0
16
457
0
16
529
0
16
780
0
16
522
2
16
910
1
16
580
0
16
249
2
16
1766
0
16
395
0
16
706
2
16
410
1
16
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Keyword(s): Math