
diff -r 7b5ef798aeaa -r 09e4ca6d00a0 hws/hw08.tex
--- a/hws/hw08.tex	Fri Sep 16 12:52:21 2022 +0100
+++ b/hws/hw08.tex	Thu Sep 29 20:54:02 2022 +0100
@@ -1,5 +1,6 @@
 \documentclass{article}
 \usepackage{../style}
+\usepackage{../langs}
 \usepackage{../graphics}
 
 \begin{document}
@@ -18,6 +19,22 @@
 \item What is the main difference between the Java assembler
       (as processed by Jasmin) and Java Byte Code?
 
+\item Consider the following Scala snippet. Are the two functions
+\texttt{is\_even} and \texttt{is\_odd} tail-recursive?     
+
+\begin{lstlisting}[numbers=none]
+def iseven(n: Int) : Boolean = {
+    if (n == 0) true else isodd(n - 1)
+}
+
+def isodd(n: Int) : Boolean = {
+    if (n == 0) false 
+    else if (n == 1) true else iseven(n - 1)
+}
+\end{lstlisting}
+      
+Do they cause stack-overflows when compiled to the JVM (for example by Scala)?
+
 
 \item Explain what is meant by the terms lazy evaluation and eager
   evaluation.




