Application changes

app.py

@@ -45,9 +45,13 @@ def quiz():
         if session['current_question'] >= len(session['questions']):
             return redirect(url_for('results'))
 
-    return render_template('quiz.html', question=session['questions'][session['current_question']],
-                           question_number=session['current_question'] + 1,
-                           total_questions=len(session['questions']))
+    # Ensure current_question is within the valid range
+    if session['current_question'] < len(session['questions']):
+        return render_template('quiz.html', question=session['questions'][session['current_question']],
+                               question_number=session['current_question'] + 1,
+                               total_questions=len(session['questions']))
+    else:
+        return redirect(url_for('results'))
 
 @app.route('/results')
 def results():