推 tom50512: 5223.138.238.162 03/05 15:36
推 Hikonari956: 7 101.13.172.31 03/05 15:37
推 Froghao: 4 36.231.77.218 03/05 15:37
→ a016258: =Froghao: 4 61.230.200.85 03/05 19:10
推 Froghao: 收到乾蝦 36.231.77.218 03/05 19:12
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沒中發一樓
--
If people do not believe that mathematics is simple,
it is only because they do not realize how complicated life is.
－ John von Neumann
--
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