end
\end{lst}
\end{multicols}
-Note that the following example is invalid since the fist line is syntactically complete thus the newline terminate the whole @if@ structure\goto{syntax}; then an error is signaled since a statement cannot begin with @else@.
+Note that the following example is invalid since the first line is syntactically complete thus the newline terminate the whole @if@ structure\goto{syntax}; then an error is signaled since a statement cannot begin with @else@.
\begin{lst}
if exp then stm # OK: complete 'if' structure
else stm # Syntax error: unexpected 'else'