[Haskell] $ runhugs quine.hs | diff quine.hs - [Perl] $ perl quine.pl | diff quine.pl - [Python] $ python quine.py | diff quine.py - [Scheme] scheme 処理系を起動し quine.l の式を対話的に入力・評価 [OCaml] $ ocaml quine.ml | diff quine.ml - [C] $ gcc -w quine.c; ./a.out | diff quine.c - [PostScript] $ gs -q -dBATCH quine.ps | diff quine.ps -