ct's submissions for 1175 等比数列

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ct
on May 14, 2013, 8:46 a.m.
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164.00 KB
ct
on May 14, 2013, 8:42 a.m.
0.00s
164.00 KB
ct
on May 14, 2013, 8:40 a.m.
0.02s
164.00 KB
ct
on May 14, 2013, 8:38 a.m.
0.02s
164.00 KB