Update.

diff --git a/quiz_machine.py b/quiz_machine.py
index bad05ec..90879ce 100755 (executable)
--- a/quiz_machine.py
+++ b/quiz_machine.py
@@ -84,7 +84,7 @@ class QuizMachine:
             (("f_A", "A", "f_B", "B"), (0, 0, 0, 1)),
             (("B", "f_B", "A", "f_A"), (0, 0, 0, 1)),
             (("f_B", "B", "f_A", "A"), (0, 0, 0, 1)),
-            # (("f_B", "f_A", "A", "B"), (0, 1, 1, 1)),
+            (("f_B", "f_A", "A", "B"), (0, 1, 1, 1)),
         ]
 
         self.LOCK_C_QUIZZES = threading.Lock()