's submissions for 1174 1!到n!的和

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AC | C++11

on Dec. 7, 2009, 8:57 p.m.
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on Dec. 6, 2009, 10:10 p.m.
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180.00 KB

on Dec. 6, 2009, 10:10 p.m.
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180.00 KB

on Dec. 6, 2009, 9:18 p.m.
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180.00 KB