gaye

Originally posted by secretfj at 2005-6-19 06:37 PM:
) A/ F- E* e6 l  G有無人知點解?4 z) J5 v7 ]2 z  C3 h5 ~
Server 的Backup Code?
( @( T& Z2 h) A5 s2 uso funny, thanks a lot!

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/ u/ O( K2 E4 L: b' e& w好簡單, ICQ 應該係 Visual C++ 寫的 , 而係 Visual C++ 入面! M8 t# [( m6 S: b5 c0 _
Maximum value for a variable of type "unsigned int" 係 4294967295 (0xffffffff) 5 x- U5 |% Y+ R6 ~  p; t
個 value 過左呢個 range 就會 overflow , 佢只會理最後個32bits 數 (即係好似返返轉頭 , 循環咁)
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: q% ~4 k% C5 s0 + 4294967295 = 4294967295 (max)
/ @" k9 W! S; @3 y& A: Y2 d2 j) K1 + 4294967295 = 0 + 4294967296 = 0 (because of overflow)
/ y' I6 _( V; pand so on....
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, z0 H' E/ v& b) e! ]5 ~' t[ Last edited by gaye on 2005-6-19 at 06:57 PM ]

gaye

Originally posted by crap at 2005-6-19 07:14 PM:4 q3 o, O3 ^8 m! X7 \  ?! n: H3 G

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0 z7 z- k4 e! G: M) t小弟都係比較多睇電腦雜誌