From 3ccd4a85989d1b2cb463151c5f0f7bc571a3812c Mon Sep 17 00:00:00 2001
From: Timotej Lazar <timotej.lazar@fri.uni-lj.si>
Date: Wed, 20 Jun 2018 14:39:47 +0200
Subject: Show program code with AST for divisors

---
 aied2018/presentation/aied_poster.tex |  4 +++-
 aied2018/presentation/patterns.tex    | 15 ++++++++++++---
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/aied2018/presentation/aied_poster.tex b/aied2018/presentation/aied_poster.tex
index 6956fdc..73de0e6 100644
--- a/aied2018/presentation/aied_poster.tex
+++ b/aied2018/presentation/aied_poster.tex
@@ -11,7 +11,7 @@
 \newunicodechar{⋯}{\ensuremath{\cdots}}
 
 \usepackage{color}
-\newcommand\red[1]{{\begingroup\color[rgb]{0.8,0.15,0.15}#1\endgroup}}
+\newcommand\red[1]{{\begingroup\color[rgb]{0.9,0.2,0.2}#1\endgroup}}
 \newcommand\blue[1]{{\begingroup\color[rgb]{0.15,0.15,0.8}#1\endgroup}}
 \newcommand\green[1]{{\begingroup\color[rgb]{0.15,0.8,0.15}#1\endgroup}}
 
@@ -24,6 +24,8 @@
 
 \usepackage{mathtools}
 
+\usepackage{textpos}
+
 \newcommand\code[1]{\texttt{#1}}
 \newcommand\pattern[1]{\textsf{#1}}
 
diff --git a/aied2018/presentation/patterns.tex b/aied2018/presentation/patterns.tex
index b581157..8c701e9 100644
--- a/aied2018/presentation/patterns.tex
+++ b/aied2018/presentation/patterns.tex
@@ -37,6 +37,15 @@ for tree={
 
 Such patterns can represent a program’s control structure, relationships between variables, etc. The red pattern below matches nested \code{for} and \code{if} statements, while the blue pattern relates two occurrences of the variable~\code{n}.
 
+\begin{textblock}{0}(4,0.5)
+\begin{Verbatim}
+\textbf{\red{def}} divisors(\textbf{\blue{n}}):
+  \textbf{\red{for}} d \textbf{in} range(1,\textbf{\blue{n}}):
+    \textbf{\red{if}} n % d == 0:
+      \textbf{print}(d)
+\end{Verbatim}
+\end{textblock}
+
 \begin{figure}[htb]
 	\centering
 \vspace{0.8cm}
@@ -49,8 +58,8 @@ for tree={
   [name, name=name1 [divisors, name=divisors, font=\bfseries\sffamily]]
   [args, name=args1
     [Var, name=args1-1, draw,rectangle,blue,line width=2pt [n, font=\bfseries\sffamily, l=0.7cm]]]
-  [body, name=body1, before computing xy={s=10cm}
-    [For, name=for, l=5cm, draw,rectangle,red,line width=2pt
+  [body, name=body1, before computing xy={s=6cm}
+    [For, name=for, l=7cm, draw,rectangle,red,line width=2pt
       [target
         [Var, l=0.9cm [d, font=\bfseries\sffamily, l=0.7cm]]]
       [iter, name=iter
@@ -72,7 +81,7 @@ for tree={
 		[func [print, font=\bfseries\sffamily, l=0.7cm]]
 		[args [Var, l=0.7cm [d, font=\bfseries\sffamily, l=0.6cm]]]]]]]]]]
 		% first pattern
-		\path[-{Latex[length=5mm,width=2mm]},thick,relative,red] (def) edge[line width=2pt,transform canvas={xshift=1.1mm,yshift=1.5mm}] (body1);
+		\path[-{Latex[length=5mm,width=2mm]},thick,relative,red] (def) edge[line width=2pt,transform canvas={xshift=3.3mm,yshift=0mm}] (body1);
 		\path[-{Latex[length=5mm,width=2mm]},thick,relative,red] (body1) edge[line width=2pt,transform canvas={xshift=2mm}] (for);
 		\path[-{Latex[length=5mm,width=2mm]},thick,relative,red] (for) edge[line width=2pt,transform canvas={xshift=1.1mm,yshift=1.5mm}] (body2);
 		\path[-{Latex[length=5mm,width=2mm]},thick,relative,red] (body2) edge[line width=2pt,transform canvas={xshift=2mm}] (if);
-- 
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