+% \includegraphics[width=13cm]{img/argv_argc}
+% \includegraphics[width=13cm]{img/argv_argc}
+ \begin{tikzpicture}[>=stealth]
+ \draw (0.5,2.5) rectangle (3.5,3);
+ \draw (2,2.75) node {\texttt{argc = 5}};
+ \draw (5,2.5) rectangle (8,3);
+ \draw (6.5,2.75) node {\texttt{argv[0]}};
+ \draw [->] (8,2.75) -- (9,2.75);
+ \draw (9,2.75) node [anchor=west] {\texttt{"touch"}};
+ \draw (5,2) rectangle (8,2.5);
+ \draw (6.5,2.25) node {\texttt{argv[1]}};
+ \draw [->] (8,2.25) -- (9,2.25);
+ \draw (9,2.25) node [anchor=west] {\texttt{"-r"}};
+ \draw (5,1.5) rectangle (8,2);
+ \draw (6.5,1.75) node {\texttt{argv[2]}};
+ \draw [->] (8,1.75) -- (9,1.75);
+ \draw (9,1.75) node [anchor=west] {\texttt{"riferimento.txt"}};
+ \draw (5,1.0) rectangle (8,1.5);
+ \draw (6.5,1.25) node {\texttt{argv[3]}};
+ \draw [->] (8,1.25) -- (9,1.25);
+ \draw (9,1.25) node [anchor=west] {\texttt{"-m"}};
+ \draw (5,0.5) rectangle (8,1.0);
+ \draw (6.5,0.75) node {\texttt{argv[4]}};
+ \draw [->] (8,0.75) -- (9,0.75);
+ \draw (9,0.75) node [anchor=west] {\texttt{"questofile.txt"}};
+ \draw (4.25,3.5) node{\texttt{"touch -r riferimento.txt -m questofile.txt"}};
+
+ \end{tikzpicture}