
diff -r 7ae9a893b76f -r b124fe3b0e39 hws/hw08.tex
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+++ b/hws/hw08.tex	Sun Nov 23 22:12:43 2014 +0000
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+\documentclass{article}
+\usepackage{../style}
+
+\begin{document}
+
+\section*{Homework 8}
+
+\begin{enumerate}
+\item (\textbf{Optional}) How can the hardness of the
+      proof-of-work puzzles in Bitcoins be adjusted? What is
+      parameter that determines how the hardness is adjusted?
+
+\item (\textbf{Optional}) What is the main data that is stored
+      in Bitcoin's blockchain? 
+      
+\item (\textbf{Optional}) What is is the purpose of the
+      proof-of-work puzzle in Bitcoins?      
+
+\end{enumerate}
+\end{document}
+
+%%% Local Variables: 
+%%% mode: latex
+%%% TeX-master: t
+%%% End: 




