1 files changed, 1 insertions, 0 deletions
diff --git a/lc4.py b/lc4.py
index 4a17c93..5a2785f 100644
--- a/lc4.py
+++ b/lc4.py
@@ -59,6 +59,7 @@ letters6card = "#abcdefghijklmnopqrstuvwxyz_23456789"
 letters7     = "_abcdefghijklmnopqrstuvwxyz.0123456789,-+*/:?!'()"
 letters7card = "0abcdefghijklmnopqrstuvwxyz_.,-+*/:?!'()123456789"
 
+
 def missing_letters(s,t):
     return ''.join(sorted(set(c for c in s if c not in t)))