835
2
13
356
2
13
426
0
13
539
4
13
985
0
13
575
0
13
610
0
13
381
1
13
376
2
13
186
0
13
1229
10
13
395
5
13
500
0
13
1409
0
13
236
0
13
3725
0
13
884
4
13
613
0
13
766
0
13
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Keyword(s): math