diff --git a/buggy.py b/buggy.py
--- a/buggy.py
+++ b/buggy.py
@@ -2,6 +2,6 @@
 n = len(s)
 answer = 0
 for i in range(n):
-    if s[i] == "W":
+    if s[i] == "w":
         answer += 1
 print(answer + n)
