File:Adjacencylist array of linkedlists undirectedgraph.svg

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Description
Deutsch: Adjazenzlisten des ungerichteten Graphen in implementiert mit einen knotenindizierten Array und einfach verketteten Listen.
English: Adjacencylist of a graph implemented as array of linked lists.

Created using the tikz package and compiled with pdflatex.

\documentclass{standalone}
\usepackage{ifthen}
\usepackage{tikz}
\usetikzlibrary{positioning,calc,shapes.multipart,arrows}

\tikzstyle{pointer}=[fill=black, circle, minimum width = 3pt, inner sep=0]
\tikzstyle{link}=[>=stealth]
\tikzstyle{array}=[draw, fill=green!40, minimum width = 7mm, minimum height = 7mm]
\tikzstyle{list_node_horizontal}=[draw, rectangle split, rectangle split parts=2, rectangle split horizontal,
					rounded corners=2pt,minimum height=5mm, minimum width=10mm, node distance=5mm,fill=red!35]
\tikzstyle{nil}=[draw, rectangle,minimum height=4mm, minimum width=4mm, node distance=5mm]

\def\Adjacencylist#1{%
  % Draw  Adjacency List
  \foreach [count=\j] \element in \adlist {
	  % a counter the refers to the previous node
	  \prevnode=\j
	  \advance\prevnode by -1
	  % draw the node from the list with a pointer
      \node[list_node_horizontal,right = of node\the\prevnode] (node\j) {\element};
      \path[-] let \p1 = (node\j.two), \p2 = (node\j.center) in  
				node[pointer] (rightpointer\j) at (\x1+2,\y2){};
	  %draw incomming link from previous node
      \draw[link,->] (rightpointer\the\prevnode) edge (node\j);
   }
   % Draw nil pointer
   \node[nil, right = of rightpointer\j] (rightnil) {};
   \draw (rightnil.north east) -- (rightnil.south west);
   \draw (rightnil.north west) -- (rightnil.south east);
   % Draw edge to nil pointer node
   \path [link,->] (rightpointer\j) edge (rightnil);
}

\newcount\prevnode
\begin{document}
% Define graph as a list of pairs, where each pair consists of a node, the delimiter "/" and  the set of adjacent nodes.
\newcommand{\inputgraph}{a/{d,b,d,e}, b/{c,a}, c/{b,d}, d/{a,a,c}, e/{a}}
% Draw array and adjacency lists
\begin{tikzpicture}
\foreach [count=\i] \index/\adlist in \inputgraph {
    \node[array] (rightpointer0) at (0,-\i*0.7) {\index};
    \coordinate   (node0) at (0.4,-\i*0.7); 
    \Adjacencylist{\adlist}
}
\end{tikzpicture}
\end{document}
Date
Source Own work
Author Wdvorak

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I, the copyright holder of this work, hereby publish it under the following license:
Creative Commons CC-Zero This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.

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27 July 2015

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2bcdb74cf3205e9a580c4f5c03340bb91c74f39f

32,429 byte

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247 pixel

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current19:18, 27 July 2015Thumbnail for version as of 19:18, 27 July 2015247 × 125 (32 KB)commons>WdvorakUser created page with UploadWizard

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