912
1
12
441
0
12
330
2
12
260
0
12
334
2
12
400
0
12
530
0
12
595
0
12
428
0
12
409
6
12
295
1
12
481
2
12
1843
0
12
1256
0
12
247
2
12
436
0
12
402
0
12
420
2
12
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Keyword(s): math