推 celibate1925: 4 180.204.117.3 02/07 10:55
推 kkk2002k: 8180.217.158.211 02/07 10:56
推 ntnnthree: 1 114.45.48.93 02/07 10:57
→ a016258: 5 =celibate1925 1.169.193.252 02/07 11:00
推 celibate1925: 收到感謝~ 180.204.117.3 02/07 11:01
前三樓推個數字
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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