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VimLaTeX&value=WinEdtġ?테스트&value=&value=테스트&value= › 媛„寃⑸„;׸ϱ/ObsoleteKarnes/2007-10&value=KC2007 › LittleTree/ReadingTeXbook/2006-09
Nov 24, 2006
Armstrong Numbers
Submitted by @ 11-24 [11:37 pm]
Pluperfect DigitalInvariants(PPDI) Ȥ Armstrong Numbers Ҹ ֽϴ. ٷ ׷ ε,



캸 ִ Ư ֽϴ. 153 ϸ, 153 ڸ ̸, ڸ Ͽ ϸ 153 Ǵ Դϴ. ٸ 鵵 Դϴ. :)

PPDI ִ TeX ũθ ҽϴ. ֿ(?) ũ \fifo ... \ofif ߽̿ϴ.

\newcount\cnt \newcount\length \def\fifo#1{\ifx\ofif#1\ofif\fi \process#1\fifo} \def\ofif#1\fifo{\fi} \def\ppdi#1{\cnt=0 \def\process##1{\advance\cnt by1 } \fifo #1\ofif \length=\cnt \def\process##1{\advance\cnt by-1 ##1^{\number\length}\ifnum\cnt>0 +\fi } $#1 = \fifo #1\ofif$}

\ppdi ũθ ϰ \ppdi{153} ϸ 153 شϴ PPDI ϴ. ڸ 39ڸ Ǵ Դϴ. Ʒ Դϴ.

115132219018763992565095597973971522400 115132219018763992565095597973971522401

׷ 캼? :)


» ޱ | Ʈ

Nov 17, 2006
м ũ
Submitted by @ 11-17 [11:51 am]
218~219: , ϴ. ذΰ ... :)

ֱٿ 쿬 м(continued fraction)̶ ˰ԵǾ ũθ  հڴ ; ۼغýϴ. (tail recursion) ̿մϴ. ó α׿ µ, װٴ Ⱑ ϴ ; űϴ.

\newcount\m % \newcount\n % и \newcount\t % t = m % n \newcount\s % s = m / n \def\cf#1#2{\m=#1 \n=#2 \t=\m \divide\m by\n \s=\m \multiply\m by\n \advance\t by-\m \number\s \ifnum\t>0+{\strut1\hfill\over\displaystyle\cf\n\t}\fi} \def\cfrac#1#2{{#1\over#2}=\cf{#1}{#2}}
Ʒ մϴ.

$$\cfrac{421}{73}$$ $$\cfrac{103}{24}$$


» ޱ | Ʈ

Sep 01, 2006
͸ Ѵ
Submitted by @ 09-01 [12:00 pm]
213: \expandafter

1 \n ϴ ƾԴϴ.




\loop...\repeat Ǵ ͹ ʰ 1 ϴ ƾ غҴµ, ͸ ڵ մϴ. ̻մϴ.

\newcount\n \def\square{\multiply\n\n} \def\divtwo{\divide\n2} \def\summation#1{\n=#1 \def\add{\advance\n#1} \expandafter\expandafter\expandafter\square\expandafter\add\divtwo The sum from 1 to #1 is \number\n.} \summation{97} \summation{98} \summation{99} \summation{100}




expandafter ν Ӹ ϰ ν ϰ 㹰, ˴ϴ.^^ expandafter Ⱦ ô ~ ϴ -.-;; -- DohyunKim 2006-09-01 14:12:59

׷ ̻ϴٴ° ƴմϱ...^^; åζ Ѵٴ ǵ... ̰ ߸Ȱ ƴѰ? -- 2006-09-01 15:08:40

TeXbyTopic 12.3.1 ֽϴ. One step expansion: \expandafter -- DohyunKim 2006-09-01 16:14:17

... ط û ϰ ִ ϴ... (expansion) ٲ ̰, Ǵ Ǵ ̱. ó ߸ ֽð ּż ϰ ϰ ֽϴ. -- 2006-09-01 16:32:46
» ޱ | Ʈ

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