From e6a33827bb675ce67c82c426d9475fb3c13c9917 Mon Sep 17 00:00:00 2001
From: Stefan Huber <stefan.huber@fh-salzburg.ac.at>
Date: Thu, 26 Jun 2025 11:39:24 +0200
Subject: [PATCH] Use \refstepcounter for exercise environment

---
 exsheet2.cls | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/exsheet2.cls b/exsheet2.cls
index f140a9f..833bb6a 100644
--- a/exsheet2.cls
+++ b/exsheet2.cls
@@ -60,8 +60,9 @@
 }}
 
 \newcounter{exsheet2@excounter}
-\setcounter{exsheet2@excounter}{1}
+\setcounter{exsheet2@excounter}{0}
 \newenvironment{exercise}[1][]{%
+  \refstepcounter{exsheet2@excounter}
   \vspace*{2em}%
   \textbf{\theexercise~\arabic{exsheet2@excounter}}
   \ifthenelse{\isempty{#1}}{}{%
@@ -73,7 +74,7 @@
     \fi%
   }%
   \newline}
-{\addtocounter{exsheet2@excounter}{1}}
+{}
 
 \@ifundefined{exsheetshowanswers}{
   \excludecomment{answer}
-- 
2.39.5