刘朋龙's submissions for 1550 等比数列求和

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刘朋龙
on May 16, 2010, 3:10 p.m.
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164.00 KB
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IR | PERL
刘朋龙
on May 16, 2010, 2:59 p.m.
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AC | PERL
刘朋龙
on May 16, 2010, 2:45 p.m.
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468.00 KB