刘正's submissions for 1201 组合数

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刘正
on April 27, 2010, 3:03 p.m.
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160.00 KB
刘正
on April 27, 2010, 3:01 p.m.
0.02s
160.00 KB
刘正
on April 27, 2010, 3:01 p.m.
0.00s
160.00 KB
刘正
on April 27, 2010, 2:59 p.m.
0.00s
160.00 KB
刘正
on April 27, 2010, 2:59 p.m.
0.00s
160.00 KB