Update app.py

app.py

@@ -17,10 +17,12 @@ def index():
     if set_name == 'A':
         english = english_sentences_A[index]
         japanese = japanese_translations_A[index]
+        total = len(english_sentences_A)
     else:
         english = english_sentences_B[index]
         japanese = japanese_translations_B[index]
-    return render_template('index.html', set_name=set_name, index=index, english=english, japanese=japanese)
+        total = len(english_sentences_B)
+    return render_template('index.html', set_name=set_name, index=index, english=english, japanese=japanese, total=total)
 
 @app.route('/next')
 def next_card():
@@ -44,4 +46,4 @@ def prev_card():
     return redirect(url_for('index', set=set_name, index=index))
 
 if __name__ == '__main__':
-    app.run(debug=True,host="0.0.0.0", port=7860)
+    app.run(debug=True, host="0.0.0.0", port=7860)