diff --git a/main.py b/main.py
index dec2a9c..5597c22 100644
--- a/main.py
+++ b/main.py
@@ -6,7 +6,7 @@ c = 'world hello!'
 d = '''world
 hello!'''
 e = "!"
-print("!" in a)
-print(e in b)
-print("!" in c)
-print(e in d)
+print("!" not in a)
+print(e not in b)
+print("!" not in c)
+print(e not in d)