<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">%# -*- coding: utf-8 -*-
% tiling.tex
% asymptotebyexample çš„ä¸€ç«&nbsp;ďĽŚć›˛çşżç»ĺ¶ĺ’ŚçĽ–ç¨‹ĺ…Ąé—¨

\chapter{AndrĂ© Deledicq çš„é“şç&nbsp;ŚćŹ’ç”»}
\nocite{pstricks}

AndrĂ© ćŻä¸€ĺŤĺ…´č¶Łĺążćł›çš„ćł•ĺ›˝ć•°ĺ­¦ć•™ĺ¸ďĽŚĺś¨ä»–çš„ć–°č‘—ă€ŠLe monde des pavagesă€‹ďĽă€Šé“ş
ç&nbsp;Śä¸–ç•Śă€‹ďĽ‰ä¸­ďĽŚć‰“ç®—ç”»ä¸€ĺą…ćś‰ĺ…łçľŠçš„é“şç&nbsp;ŚćŹ’ç”»ďĽš
\begin{figure}[H]
  \centering
  \includegraphics{tiling.pdf}
  \caption{AndrĂ© ç†ćłä¸­çš„é“şç&nbsp;Śĺ›ľ}
  \label{fig:tiling}
\end{figure}

AndrĂ© ĺľć¸…ćĄšä»–č¦ç”»çš„ĺ›ľĺ˝˘çš„ć•°ĺ­¦ç†č®şďĽŚä˝† AndrĂ© çš„ćś‹ĺŹ‹ Timothy ĺ‘ŠčŻ‰ä»–č¦ç”»čż™ć&nbsp;·
çš„ĺ›ľĺ˝˘ĺ¤šĺ°‘ćŻéś€č¦ä¸€äş›çĽ–ç¨‹çš„çźĄčŻ†çš„ďĽŚĺŻąäşŽä»–čż™ć&nbsp;·ä¸€ä˝Ťĺľ€ć—ĄĺŻąč®ˇç®—ćśşĺą¶ä¸Ťé€šć™“çš„äşşćťĄčŻ´
ĺŹŻč˝äĽšćś‰ĺ›°éšľă€‚ä¸Ťčż‡ AndrĂ© ĺą¶ä¸Ťä»Ąä¸şć„ŹďĽščż™ä¸–ä¸Ščżćś‰ä»€äąćŻ”ć•°ĺ­¦ć›´éšľçš„ĺ‘˘ďĽźäşŽćŻä»–ĺ…´
č‡´ĺ‹ĺ‹çš„ĺĽ€ĺ§‹äş†ă€‚

\section{ä»Žçź©ĺ˝˘ĺ°é“şç&nbsp;Ś}
\label{sec:rect2tiling}

é“şç&nbsp;Śĺ›ľďĽŚéˇľĺŤć€ťäą‰ďĽŚĺ°±ćŻĺŹé“şĺś°ćťżç&nbsp;–ä¸€ć&nbsp;·ďĽŚćŠŠč®¸ĺ¤šç›¸ĺŚć&nbsp;·ĺĽŹçš„ĺ›ľĺ˝˘ĺąłé“şĺĽ€ćťĄă€‚ä¸Ťčż‡ďĽŚĺą¶
ä¸ŤćŻä»€äąĺ›ľĺ˝˘é˝ĺŹŻä»Ąĺąłé“şĺˇ«ć»ˇć•´ä¸Şĺąłéť˘çš„â€”â€”ćŻ”ĺ¦‚ĺś†ĺ˝˘ĺ°±ä¸ŤčˇŚă€‚ćŠŠč®¸ĺ¤šĺś†ĺ˝˘ä¸€ä¸ŞćŚ¨ä¸€ä¸Ş
ćŽ’ĺ—čµ·ćťĄďĽŚäąźĺŹŞč˝ĺľ—ĺ°
\begin{figure}[H]
\centering
\begin{asy}
size(0,2cm);
for (int i = 0; i &lt; 3; ++i)
    for (int j = 0; j &lt; 10; ++j)
        filldraw(circle((j,i), 0.5), lightblue);
\end{asy}
\end{figure}
\noindent ć–č€…ćŻ
\begin{figure}[H]
\centering
\begin{asy}
size(0,2cm);
for (int i = 0; i &lt; 3; ++i)
    for (int j = 0; j &lt; 10; ++j)
        filldraw(circle((j+0.5(i%2),sqrt(3)/2*i), 0.5), lightblue);
\end{asy}
\end{figure}
\noindent é˝äĽšç•™ä¸‹č®¸ĺ¤šç©şéš™ă€‚č€Śçź©ĺ˝˘ă€ĺąłčˇŚĺ››čľąĺ˝˘ă€ĺ…­čľąĺ˝˘ç­‰ç­‰é˝ĺŹŻä»Ąä¸Ťç•™ç©şéš™ĺś°ćŠŠĺąłéť˘é“şć»ˇă€‚

ä˝†é—®é˘ćŻďĽŚĺ¦‚ä˝•č®ľč®ˇĺ‡ş AndrĂ© ç†ćłä¸­çš„é‚Łç§Ťçś‹čµ·ćťĄĺ˝˘çŠ¶ä¸Ťč§„ĺ™çš„é“şç&nbsp;Śĺ›ľćˇĺ‘˘ďĽź

čş«ä¸şć•°ĺ­¦ć•™ĺ¸çš„ AndrĂ© ĺ˝“ç„¶ćś‰ĺŠžćł•ă€‚ĺ…¶ĺ®žä¸Ťč§„ĺ™é“şç&nbsp;Śĺ›ľćˇčżćŻč§„ĺ™ĺ›ľćˇçš„ĺŹĺ˝˘ă€‚
AndrĂ© č¦ç”»çš„çľŠĺ˝˘é“şç&nbsp;Śĺ›ľďĽŚĺ…¶ĺ®žĺ°±ćŻä»Žçź©ĺ˝˘é“şç&nbsp;ŚĺŹĺŚ–č€ŚćťĄçš„ă€‚ĺŹŞč¦ćŠŠä¸€ä¸Şçź©ĺ˝˘ĺ›ľćˇçš„ä¸Š
ä¸‹ä¸¤čľąă€ĺ·¦ĺŹłä¸¤čľąĺ†ĺ«ĺŹĺ˝˘ďĽŚä˝żĺľ—ĺŹĺ˝˘ĺŽçš„ä¸Ščľąä¸Žä¸‹čľąă€ĺ·¦čľąä¸ŽĺŹłčľąčżĺŻąĺş”é‡ŤĺďĽŚĺ°±äľť
ç„¶ĺŹŻä»Ąĺ®ŚçľŽĺś°ć‹Ľĺčµ·ćťĄă€‚čż™ć­ŁćŻé“şç&nbsp;Śĺ›ľćˇćś€ĺźşćś¬çš„ćž„ćć–ąĺĽŹďĽš
\begin{figure}[H]
\centering
\begin{asy}
size(0,5cm);
defaultpen(linewidth(1mm));
path rec = box((0,0), (2,1));
draw(rec);

draw(shift(3,0)*rec, gray+0.5mm);
guide left = (0,1) -- (-0.2,0.8) -- (0,0.6) -- (0.1,0.1) -- (0,0);
guide bot = (0,0) -- (0.2,0.1) -- (1.6,-0.1) -- (2,0);
draw(shift(3,0) * (left ^^ shift(2,0)*left), heavyblue);
draw(shift(3,0) * (bot ^^ shift(0,1)*bot), heavygreen);

guide shape = left &amp; bot &amp; shift(2,0)*reverse(left)
    &amp; shift(0,1)*reverse(bot) &amp; cycle;
for (int i = 0 ; i &lt; 2; ++i)
    for (int j = 0; j &lt; 4; ++j)
	filldraw(shift(0.5+j,-1.5+0.5i)*scale(0.5)*shape, lightblue);
\end{asy}
\end{figure}

ćś‰äş†čż™ä¸Şć–ąćł•ďĽŚĺŻąĺ¤Ťćť‚çš„é“şç&nbsp;Śĺ›ľďĽŚäąźĺŹŞč¦ä»Žä¸€ä¸Şĺźşćś¬ĺ˝˘çŠ¶ďĽćŻ”ĺ¦‚çź©ĺ˝˘ă€ć­Łĺ…­čľąĺ˝˘ďĽ‰ĺĽ€ĺ§‹
ĺŹĺ˝˘ďĽŚĺ°±ç­‰ĺ°é“şç&nbsp;Ść‰€éś€č¦çš„ä¸€ĺť—â€śç&nbsp;–â€ťă€‚

ĺ›&nbsp;ć­¤ďĽŚč¦ç”»ĺ‡şçľŠĺ¤´ĺ˝˘çŠ¶é“şç&nbsp;Śĺ›ľďĽŚĺŹŞč¦ćŠŠä¸€ä¸Şçź©ĺ˝˘ćŚ‰ç…§ä¸Šéť˘çš„č¦ć±‚ĺŹĺ˝˘ä¸şä¸€ä¸ŞçľŠĺ¤´ĺ˝˘çŠ¶ďĽŚ
ĺś¨ä¸ŤĺŚçš„ä˝Ťç˝®é‡Ťĺ¤Ťç”»ĺ‡şĺ°±ĺŹŻä»Ąäş†ă€‚

\section{ĺŹé‡Źä¸Žć›˛çşż}

ä¸‹éť˘çš„é—®é˘ĺ°±ćŻďĽŚć€Žäąç”»ä¸€ä¸ŞçľŠĺ¤´ĺ‘˘ďĽźć›´ĺ…·ä˝“ĺś°čŻ´ďĽŚć€Žäąç”»ĺ‡şçľŠĺ¤´çš„ć›˛çşżĺ‘˘ďĽź

é‚ŁäąďĽŚé¦–ĺ…č¦äş†č§Łĺ¦‚ä˝•ĺś¨ \Asy{} ä¸­ćŹŹčż°ć›˛çşżă€‚\ref{sec:linedraw} čŠ‚ä¸­ćŹĺ° |--| čżž
ç»“ä¸€ç»„ĺťć&nbsp;‡ĺ°±ćä¸şç›´ďĽćŠďĽ‰çşżć®µďĽ›ç±»äĽĽĺś°ďĽŚç”¨ |..| čżžç»“ĺťć&nbsp;‡ĺ°±ĺľ—ĺ°ç»Źčż‡čż™äş›ĺťć&nbsp;‡ç‚ąçš„
ć›˛çşżďĽš
\begin{lstlisting}
size(5cm,0);
pair z1 = (0,1), z2 = (1,1), z3 = (2,1),
     z4 = (0,0), z5 = (1,0), z6 = (2,0);
path p = z4 .. z1 .. z2 .. z6;
draw(p, gray+2mm);
\end{lstlisting}
\begin{figure}[H]
  \centering
\begin{asy}
size(5cm,0);
pair z1 = (0,1), z2 = (1,1), z3 = (2,1),
     z4 = (0,0), z5 = (1,0), z6 = (2,0);
path p = z4 .. z1 .. z2 .. z6;
draw(p, gray+2mm);
dot(Label("1", align=NW), z1);
dot(Label("2", align=NE), z2);
dot("3", z3);
dot("4", z4);
dot("5", z5);
dot("6", z6);
\end{asy}
\end{figure}

ĺś¨čż™é‡ŚďĽŚć‘ä»¬ĺ®šäą‰äş†ä¸€äş›ĺŹé‡Ź\index{ĺŹé‡Ź}ä»Ąä˝żä»Łç&nbsp;ć¸…ć™°ďĽčż™é‡Śç•ĄĺŽ»äş†ç”»ç‚ąĺ’Ść&nbsp;‡ç­ľçš„ä»Ł
ç&nbsp;ďĽ‰ă€‚|pair|\index{pair@\lstinline=pair=} ç±»ĺž‹çš„ĺŹé‡Ź |z1|, \ldots, |z6| äżťĺ­
ĺ…­ä¸Şĺťć&nbsp;‡\index{ĺťć&nbsp;‡}ďĽŚ|path|\index{path@\lstinline=path=} ç±»ĺž‹çš„ĺŹé‡Ź |p| äżťĺ­
ä¸€ćťˇć›˛çşżč·Żĺľ„\index{č·Żĺľ„}ă€‚ĺ›&nbsp;č€Śä¸Šéť˘ |size| äą‹ĺŽçš„ç»ĺ›ľä»Łç&nbsp;ĺ°±ç›¸ĺ˝“äşŽ
\begin{lstlisting}
draw( (0,0) .. (0,1) .. (1,1) .. (2,0), gray+2mm );
\end{lstlisting}
ĺ…¶ä¸­ĺ‰Ťéť˘çš„ä¸€ĺŹĄ |size(5cm,0)|\index{size@\lstinline=size=} čˇ¨ç¤şä»Łç&nbsp;ä¸­çš„ĺťć&nbsp;‡ĺŹŞ
ćŻç›¸ĺŻąä˝Ťç˝®ďĽŚćś€ĺŽĺ°†ć•´ä¸Şĺ›ľĺ˝˘ćŚ‰ćŻ”äľ‹ć”ľçĽ©ä¸ş $5$\,cm ĺ®˝\footnote{ćł¨ć„Źĺťć&nbsp;‡ă€ĺ›ľĺ˝˘äĽšč˘«
ć”ľçĽ©ďĽŚä˝†ç”»ç¬”çš„ĺ®˝ĺş¦ä¸ŤäĽšć”ľçĽ©ă€‚}ă€‚ç±»äĽĽĺś°ďĽŚäąźĺŹŻä»Ąä˝żç”¨ |size(0,4cm)| ćŠŠĺ›ľĺ˝˘ć”ľçĽ©ĺ°
$4$\,cm é«ă€‚

ćś€é‡Ťč¦çš„ĺ˝“ç„¶čżćŻć›˛çşżçš„čˇ¨ç¤şă€‚ä»Ą |..| čżžç»“çš„ĺťć&nbsp;‡äĽšä»Ąä¸€ç§Ťĺ°˝é‡ŹćŽĄčż‘ĺś†ĺĽ§çš„ć–ąĺĽŹčżžä¸ş
ç»Źčż‡čż™äş›ç‚ąçš„ĺ…‰ć»‘ć›˛çşżă€‚ä¸Žç”»ç›´çşżç±»äĽĽďĽŚ|cycle|\index{cycle@\lstinline=cycle=} ĺŹŻ
ä»Ąä˝śä¸şä¸€ä¸Şç‰ąć®Šçš„ĺťć&nbsp;‡äş§ç”źé—­ĺć›˛çşżďĽŚĺŤłä¸€ćťˇé—­č·Żĺľ„\index{č·Żĺľ„!é—­č·Żĺľ„}ďĽš
\begin{lstlisting}
path q = z4 .. z1 .. z2 .. z6 .. cycle;
draw(q, gray+2mm);
\end{lstlisting}
\begin{figure}[H]
  \centering
\begin{asy}
size(5cm,0);
pair z1 = (0,1), z2 = (1,1), z3 = (2,1),
     z4 = (0,0), z5 = (1,0), z6 = (2,0);
path q = z4 .. z1 .. z2 .. z6 .. cycle;
draw(q, gray+2mm);
dot(Label("1", align=NW), z1);
dot(Label("2", align=NE), z2);
dot("3", z3);
dot("4", z4);
dot("5", z5);
dot("6", z6);
\end{asy}
\end{figure}

ĺŹé‡Źä¸Ťä»…ä»…ćŻç»™äş†ĺťć&nbsp;‡ă€č·Żĺľ„ç­‰ĺŻąč±ˇä¸€ä¸Şç®€ć´çš„ĺŤĺ­—ďĽŚĺ®äąźä˝żĺľ—ĺŻąĺŚä¸€ä¸ŞĺŻąč±ˇé‡Ťĺ¤Ťä˝żç”¨
ĺą¶čż›čˇŚä¸ŤĺŚçš„ć“Ťä˝śĺŹĺľ—ĺŤĺ†ć–ąäľżďĽš
\begin{lstlisting}
fill(q, lightblue);
draw(q, gray+2mm);
\end{lstlisting}
\begin{figure}[H]
  \centering
\begin{asy}
size(5cm,0);
pair z1 = (0,1), z2 = (1,1), z3 = (2,1),
     z4 = (0,0), z5 = (1,0), z6 = (2,0);
path q = z4 .. z1 .. z2 .. z6 .. cycle;
fill(q, lightblue);
draw(q, gray+2mm);
dot(Label("1", align=NW), z1);
dot(Label("2", align=NE), z2);
dot("3", z3);
dot("4", z4);
dot("5", z5);
dot("6", z6);
\end{asy}
\end{figure}

ĺ°±ĺŹä˝żç”¨ |box| ĺŹŻä»Ąç›´ćŽĄĺľ—ĺ°çź©ĺ˝˘ä¸€ć&nbsp;·ďĽŚćś€ĺ¸¸ç”¨çš„ć›˛çşżďĽšĺś†ă€ć¤­ĺś†ĺ’Śĺś†ĺĽ§ďĽŚäąźĺŹŻä»Ąä˝żç”¨
çŽ°ćçš„ĺ‘˝ä»¤ĺľ—ĺ°ďĽš
\begin{table}[H]
\noindent
\begin{tabular}{ll}
|circle(c, r)| &amp; ĺś†ĺż |c|ďĽŚĺŤŠĺľ„ |r| çš„ĺś†ďĽŚčż™ćŻé€†ć—¶é’ć–ąĺ‘çš„é—­ć›˛çşżďĽ› \\
|ellipse(c, a, b)| &amp; ä¸­ĺżä¸ş |c|ďĽŚé•żĺŤŠč˝´ |a|ďĽŚçź­ĺŤŠč˝´ |b| çš„ć¤­ĺś†ďĽŚčż™äąźćŻé€†ć—¶é’
ć–ąĺ‘çš„é—­ć›˛çşżďĽ› \\
|arc(c, r, angle1, angle2)| &amp; ĺś†ĺż |c|ďĽŚĺŤŠĺľ„ |r|ďĽŚč§’ĺş¦ä»Ž |angle1| ĺ° |angle2|
çš„ĺś†ĺĽ§ă€‚
\end{tabular}
\end{table}

äľ‹ĺ¦‚ďĽš
\begin{lstlisting}
filldraw( circle((0,0), 1cm), lightblue, gray+2mm );
draw( arc((5cm,0), 1cm, 45, 135), gray+2mm );
\end{lstlisting}
\begin{figure}[H]
\centering
\begin{asy}
filldraw( circle((0,0), 1cm), lightblue, gray+2mm );
draw( arc((5cm,0), 1cm, 45, 135), gray+2mm );
\end{asy}
\end{figure}

ä¸€ćťˇç”¨ |cycle| äş§ç”źçš„é—­č·Żĺľ„ĺ’Śç®€ĺŤ•ĺś°ćŠŠé¦–ĺ°ľç»“ç‚ąé‡Ťĺçš„č·Żĺľ„ćŻéťžĺ¸¸ä¸ŤĺŚçš„ă€‚é¦–ĺ…ďĽŚĺŹŞ
ćś‰é—­č·Żĺľ„ĺŹŻä»Ąĺˇ«ĺ……é˘śč‰˛ďĽ›ĺ…¶ć¬ˇďĽŚä˝żç”¨ |cycle| čżžç»“çš„ć›˛çşżĺś¨čµ·ç‚ąĺ¤„ćŻĺ…‰ć»‘čżžćŽĄçš„ďĽŚč€Śĺ¦‚
ćžśĺŹŞćŻé¦–ĺ°ľç»“ç‚ąé‡Ťĺĺ™ä¸ŤäĽšĺ…‰ć»‘čżžćŽĄă€‚čŻ•ĺ°†ä¸‹éť˘çš„ć›˛çşż |q2| ä¸Žä¸Šéť˘çš„ć›˛çşż |q| ćŻ”čľďĽš
\begin{lstlisting}
path q2 = z4 .. z1 .. z2 .. z6 .. z4;
draw(q2, gray+2mm);
\end{lstlisting}
\begin{figure}[H]
\centering
\begin{asy}
size(5cm,0);
pair z1 = (0,1), z2 = (1,1), z3 = (2,1),
     z4 = (0,0), z5 = (1,0), z6 = (2,0);
path q2 = z4 .. z1 .. z2 .. z6 .. z4;
draw(q2, gray+2mm);
dot(Label("1", align=NW), z1);
dot(Label("2", align=NE), z2);
dot("3", z3);
dot("4", z4);
dot("5", z5);
dot("6", z6);
\end{asy}
\end{figure}

çŽ°ĺś¨ćś‰äş†ç»ĺ¶ć›˛çşżçš„ć–ąćł•ďĽŚç”»ĺ‡şä¸€ä¸ŞçľŠĺ¤´ĺ°±ĺŹŞćŻćŠŠčŤ‰ç¨żä¸Šçš„ĺťć&nbsp;‡čżžćŽĄčµ·ćťĄč€Śĺ·˛ă€‚AndrĂ©
ćś‰ä¸€ä¸Şçş¸ä¸Šçš„čŤ‰ĺ›ľďĽŚäşŽćŻĺś¨ćŹŹĺ‡şĺ‡&nbsp;ä¸Şç‚ąä»ĄĺŽďĽŚä»–ĺľĺż«ĺľ—ĺ°čż™ć&nbsp;·çš„ç»“ćžśďĽčż™é‡Śç»™ĺ›ľĺ˝˘ĺ˘žĺŠ&nbsp;
äş†čľ…ĺŠ©ç˝‘ć&nbsp;ĽďĽ‰ďĽš
\begin{lstlisting}
size(0,4cm);
pen outline = black+1mm;
// `\color{comment}ĺ¤´`
path head = (0.5,-0.2) .. (0.6,0.5) .. (0.2,1.3) .. (0,1.5) .. (0,1.5)
    .. (0.4,1.3) .. (0.8,1.5) .. (2.2,1.9) .. (3,1.5) .. (3.2,1.3)
    .. (3.6,0.5) .. (3.4,-0.3) .. (3,0) .. (2.2,0.4) .. (0.5,-0.2) .. cycle;
filldraw(head, cyan, outline);
dot(head, red+1mm); // `\color{comment}ç”»ĺ‡şçľŠĺ¤´č·Żĺľ„ä¸Šçš„ç»“ç‚ą`
// `\color{comment}äş”ĺ®`
fill( circle((2.65,1.25), 0.12), outline );
fill( (3.5,0.3) .. (3.35,0.45) .. (3.5,0.6) .. (3.6,0.4) .. cycle, outline );
draw( (3,0.35) .. (3.3,0.1) .. (3.6,0.05), outline );
draw( (2.3,1.3) .. (2.1, 1.5) .. (2.15,1.7), outline );
draw( (2.1,1.7) .. (2.35,1.6) .. (2.45,1.4), outline );
\end{lstlisting}
\begin{figure}[H]
  \centering
\begin{asy}
size(0,4cm);
import math;
add(scale(1/2)*shift(0,-1)*grid(8,5,gray));
dot(Label("$O$",align=left), 0);
label("$1$", (0,1), align=W); label("$2$", (0,2), align=W);
label("$1$", (1,-0.5), align=S); label("$2$", (2,-0.5), align=S);
label("$3$", (3,-0.5), align=S); label("$4$", (4,-0.5), align=S);
pen outline = black+1mm;
path head = (0.5,-0.2) .. (0.6,0.5) .. (0.2,1.3) .. (0,1.5) .. (0,1.5)
    .. (0.4,1.3) .. (0.8,1.5) .. (2.2,1.9) .. (3,1.5) .. (3.2,1.3)
    .. (3.6,0.5) .. (3.4,-0.3) .. (3,0) .. (2.2,0.4) .. (0.5,-0.2) .. cycle;
filldraw(head, cyan, outline);
dot(head, red+1mm);
fill( circle((2.65,1.25), 0.12), outline );
fill( (3.5,0.3) .. (3.35,0.45) .. (3.5,0.6) .. (3.6,0.4) .. cycle, outline );
draw( (3,0.35) .. (3.3,0.1) .. (3.6,0.05), outline );
draw( (2.3,1.3) .. (2.1, 1.5) .. (2.15,1.7), outline );
draw( (2.1,1.7) .. (2.35,1.6) .. (2.45,1.4), outline );
\end{asy}
\end{figure}

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pen outline = black+1mm;
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path head = (0.5,-0.2) .. (0.6,0.5) .. (0.2,1.3) .. (0,1.5) .. (0,1.5)
    .. (0.4,1.3) .. (0.8,1.5) .. (2.2,1.9) .. (3,1.5) .. (3.2,1.3)
    .. (3.6,0.5) .. (3.4,-0.3) .. (3,0) .. (2.2,0.4) .. (0.5,-0.2) .. cycle;
\end{lstlisting}
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\section{ç»†č‡´çš„ć›˛çşżč°ć•´ä¸Žć›˛çşżć“Ťä˝ś}

\section{ĺ­ĺ›ľĺ’ŚĺľŞçŽŻ}

\section{č·Żĺľ„ĺ‰ŞčŁ}

\endinput

% vim:tw=77:

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