201026810325叶盼's submissions for 1208 排列对称串

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201026810325叶盼
on Dec. 9, 2010, 2:30 p.m.
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464.00 KB
201026810325叶盼
on Dec. 9, 2010, 2:14 p.m.
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464.00 KB
201026810325叶盼
on Dec. 9, 2010, 2:07 p.m.
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464.00 KB