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  1. let process x = 
  2.     let len = String.length x in 
  3.     let r = Buffer.create 100 in 
  4.     let rec rest i = 
  5.         if i < len then match x.[i] with 
  6.             | '$' -> var (i+1) 
  7.             | c -> Buffer.add_char r c; rest (i+1) 
  8.     and var i = 
  9.         if i < len then match x.[i] with 
  10.             | 'a'..'z' | 'A'..'Z' -> var (i+1) 
  11.             | _ -> rest i in 
  12.     rest 0; 
  13.     Buffer.contents r
  14.  
Success #stdin #stdout 0.01s 2736KB
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https://ideone.com/zn6Tga
language:
OCaml (ocamlopt 4.05.0)
created:
11 years ago
visibility:
public

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