Profile for hikari

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hikari 🌟 (fell out of the sky)
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@hikari@noyu.me
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admin

About hikari

Bio

from another world; magical girls on the internet, gpu programmers, musicians, sky enthusiasts, etc; EN/SV/DE/ζ—₯本θͺž

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Recent posts

I was sad Apple no longer made Lightning docks for modern iPhones, but I think I found out why… I bought a new-old-stock one and it rapidly shorted itself out on both sides of the connector, because it couldn't maintain correct alignment! miraculously my iPhone seems unscathed

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#wikifinds

The Fortran I compiler would expand each operator with a sequence of parentheses. In a simplified form of the algorithm, it would

  • replace + and – with ))+(( and ))-((, respectively;
  • replace * and / with )*( and )/(, respectively;
  • add (( at the beginning of each expression and after each left parenthesis in the original expression; and
  • add )) at the end of the expression and before each right parenthesis in the original expression.

Although not obvious, the algorithm was correct, and, in the words of Knuth, β€œThe resulting formula is properly parenthesized, believe it or not.”[8]

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