林子圣's submissions for 1741 解方程

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林子圣
on Oct. 30, 2011, 2:27 p.m.
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林子圣
on Oct. 30, 2011, 2:15 p.m.
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164.00 KB
林子圣
on Oct. 30, 2011, 2:12 p.m.
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164.00 KB
林子圣
on Oct. 30, 2011, 1:59 p.m.
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164.00 KB