Fix typo in exercise

somacdivad · web-flow · commit 72b8da2a1a73 · 2019-02-03T04:34:12.000-06:00
diff --git a/ch04-strings-and-methods/3-use-string-methods.py b/ch04-strings-and-methods/3-use-string-methods.py
@@ -46,7 +46,7 @@
 # Exercise 5
 string1 = string1.lower()
 # (string2 will pass unmodified)
-string3 = string2.lower()
+string3 = string3.lower()
 string4 = string4.strip().lower()
 
 print(string1.startswith("be"))
