diff --git a/buggy.py b/buggy.py
--- a/buggy.py
+++ b/buggy.py
@@ -26,7 +26,7 @@
                         Q[n + i][m + j] = "."
         else:
             if Q[i][j] == "1":
-                Q[i][j] = "#"
+                Q[i][j] = b
 
 for q in Q:
     for i in q:
