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Weitere Aufgaben hinzugefügt
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9 changed files with 221 additions and 48 deletions
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\documentclass[varwidth=true, border=2pt]{standalone}
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\usepackage{ifthen}
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\usepackage{tikz}
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\usetikzlibrary{calc}
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\begin{document}
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\tikzstyle{vertex}=[draw,red,fill=red,circle,
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minimum size=10pt,inner sep=0pt]
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\tikzstyle{edge}=[red, very thick]
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\begin{tikzpicture}
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\newcommand{\n}{4}
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\foreach \y in {0, ..., \n}{
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\pgfmathsetmacro{\loopend}{{2*\n-\y}}
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\pgfmathsetmacro{\second}{{\y+2}}
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\foreach \x in {\y, \second,..., \loopend}{
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\ifthenelse{\n=\y}{\breakforeach}{}
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\node (n-\x\y)[vertex] at (\x,\y) {};
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\ifthenelse{\y=0}{}{\draw[edge] (\x,\y) -- (\x+1,\y-1);}
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\pgfmathtruncatemacro\X{\x}
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\ifthenelse{\X<\loopend}{\draw[edge] (\x,\y) -- (\x+2,\y);}{}
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\ifthenelse{\X=\loopend}{}{\draw[edge] (\x,\y) -- (\x+1,\y+1);}
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}
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}
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\end{tikzpicture}
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\end{document}
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