About problem-solving results of 10,000
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11:58
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12:53
11:15
06:39
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03:28
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07:46
04:27
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01:48
09:35
04:09
05:47
19:19
08:08
10:56
03:23
17:49
07:36
14:01
14:06
02:27
09:39
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04:49
03:21
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10:44
02:40
12:58
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03:14
07:49
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