gaye

Originally posted by secretfj at 2005-6-19 06:37 PM:5 i% \0 |, l5 b5 l1 F1 `
有無人知點解?
. S1 d& p5 z/ i1 pServer 的Backup Code?
1 u# ^6 ?" X  @9 {. g! sso funny, thanks a lot!

& l( K" O; Y1 X6 L

" m1 N: q: B8 D6 z- Z好簡單, ICQ 應該係 Visual C++ 寫的 , 而係 Visual C++ 入面* i5 M$ S8 I9 v2 P1 h- d; c6 |9 F
Maximum value for a variable of type "unsigned int" 係 4294967295 (0xffffffff)
7 M1 {1 H  J! P, @( [( U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)
0 B) l5 R' X) k6 L0 }e.g.
/ d4 p9 |; N# h) w# j0 + 4294967295 = 4294967295 (max)- S8 A! W" n6 |. W% S
1 + 4294967295 = 0 + 4294967296 = 0 (because of overflow)
$ S3 p; Q9 g. t: [9 m; i: D; Zand so on..... o% _- J1 d% H$ ]" b0 n% ^) f) [
! ~; ]" P' U( ^' h
[ Last edited by gaye on 2005-6-19 at 06:57 PM ]

gaye

Originally posted by crap at 2005-6-19 07:14 PM:
$ h" n' Q* X  ~: |# w! o1 h5 R$ H' [* t7 x7 z: P

4 k  r: c1 E4 i- L. _% @嘩

* H& a# w: p" V- a1 D5 @% ^
# L$ t3 H0 d% P1 j9 n小弟都係比較多睇電腦雜誌