Update backend.py

backend.py

@@ -40,10 +40,10 @@ def get_question(tag, difficulty, context, answer="", num_questions=1, max_lengt
             input_ids=features['input_ids'],
             attention_mask=features['attention_mask'],
             max_length=max_length,
+            num_return_sequences=num_questions,
             do_sample=True,
             top_p=0.95,
-            top_k=50,
-            num_return_sequences=num_questions
+            top_k=50
         )
 
     # Decode questions