Update exercise with correct branch names

latex-code/exercise/exercise.tex

@@ -276,16 +276,16 @@
 	Intermediate solution: \menu{$\hookrightarrow$ expression-2-intentions}
 
 	\begin{aufgabe}
-	Add checks to ensure that each function name is unique. Add checks to ensure that each variable is unique for each function.
+		Add transformations that automatically append a node into the AST after typing a specific keyword. Write transformations for the \texttt{and}- and \texttt{or}-Expression for both directions (left and right).
 	\end{aufgabe}
-
-	Intermediate solution: \menu{$\hookrightarrow$ expression-3-checks}
+	
+	Intermediate solution: \menu{$\hookrightarrow$ expression-3-transformations}
 
 	\begin{aufgabe}
-	Add transformations that automatically append a node into the AST after typing a specific keyword. Write transformations for the \texttt{and}- and \texttt{or}-Expression for both directions (left and right).
+	Add checks to ensure that each function name is unique. Add checks to ensure that each variable is unique for each function.
 	\end{aufgabe}
 
-	Intermediate solution: \menu{$\hookrightarrow$ expression-4-transformations}
+	Intermediate solution: \menu{$\hookrightarrow$ expression-4-checks}
 
 	\begin{aufgabe}
 		Add generators for at least one of \texttt{AExp} or \texttt{BExp}. Your code construct for the expression \texttt{x >= 2} should look like the following  Listing \ref{lst:gen}.