. , . --zennith
험 , 하 . --neocoin
purely functional language - Haskell 한 quick sort algorithm..
~cpp qsort [] = [] qsort (x:xs) = qsort [y|y<-xs,y<x] ++ [x] ++ qsort [y|y<-xs,y>=x]
--
regular expression 표한.
- "&" "&#\d{1,3};" .
ex) &12;{&#; &12;{&#; ( )
- 트 하 "&" - .
- - pass.
.png ":)")
--sunnegative LA assertion 합. 
0596002890 하. --JuNe
~cpp &(?!#\d{1,3};) RE 하 Mastering Regular Expressions, 2Ed 0596002890 하. --JuNe합.. zero-width positive lookahead assertion . (파 T_T).
