200926100131's submissions for 1174 1!到n!的和

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AC | C
200926100131
on Oct. 29, 2009, 6:56 p.m.
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152.00 KB
200926100131
on Oct. 29, 2009, 6:37 p.m.
0.01s
152.00 KB
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OLE | C
200926100131
on Oct. 29, 2009, 6:13 p.m.
0.02s
152.00 KB