diff --git a/TaskB05/run.py b/TaskB05/run.py
index 9023e3e..fd0697e 100644
--- a/TaskB05/run.py
+++ b/TaskB05/run.py
@@ -63,6 +63,7 @@ with open(join_path(sys.argv[3]), "r", newline="", encoding="utf8") as csvfile:
     test_out = list(filereader)
 
 
+is_difference = []
 for i, word in enumerate(test_in):
     current_state = 0
     if len(word) != 0:
@@ -74,8 +75,13 @@ for i, word in enumerate(test_in):
         print("YES\t", end="")
         if "YES" != test_out[i][0]:
             print("ERROR", word, end="")
+            is_difference.append(i)
     else:
         print("NO\t", end="")
         if "NO" != test_out[i][0]:
             print("ERROR", word, end="")
+            is_difference.append(i)
     print()
+
+if len(is_difference) != 0:
+    print(is_difference)