LaTeX.org

\usepackage {algorithm}
\usepackage {algorithmic}

\begin{document}
\begin{algorithm}
\caption{algorithm}
\begin{algorithmic}
\STATE Input n;
\STATE Calculate m;
\STATE Output m+n;
\end{algorithmic}
\end{algorithm}
\end{document}


But I have a lot of errors using package algorithm :cry:
the ...

Hello,

I am using latex to draw graphs-those in graph theory
but when I compile the tex file, I get a bunch of error in pgfcorearrow.code.tex and other lib files, really strange

Help me please, I'd like to draw a graph, I have to hand in my report tomorrow, I don't like to embed image while ...