ICFP 2000の講評より
"An interesting observation is that every bug
that took more than three minutes to find was
a problem with a sign in the code."
- Lennart Augustsson全くもってそうですねー... 痛感しました＞Chunさん
あと同じ場所で紹介されているこのフレーズも面白い。
"A correct graphics program has an even number of sign errors..."
-Jim Blinn
