diff --git a/additional_func.py b/additional_func.py
deleted file mode 100644
index 63dbacd..0000000
--- a/additional_func.py
+++ /dev/null
@@ -1,24 +0,0 @@
-def reverse_string(s):
-    """
-    Reverse a given string
-    """
-    return s[::-1]
-
-def is_palindrome(s):
-    # Remove non-alphanumeric characters and convert to lowercase
-    cleaned = ''.join(char.lower() for char in s if char.isalnum())
-    # Compare the cleaned string with its reverse
-    return cleaned == cleaned[::-1]
-
-def celsius_to_fahrenheit(celsius):
-    """
-    Convert Celsius to Fahrenheit
-    """
-    return (celsius * 9/5) + 32
-##
-def count_vowels(string):
-    """
-    Count the number of vowels in a string
-    """
-    vowels = 'aeiouAEIOU'
-    return sum(1 for char in string if char in vowels)
\ No newline at end of file
diff --git a/main.py b/main.py
index a45e964..dd81f20 100644
--- a/main.py
+++ b/main.py
@@ -85,22 +85,22 @@ def fibonacci(n):
 
 # New functions added without test cases(2)
 
-def celsius_to_fahrenheit(celsius):
-    """
-    Convert Celsius to Fahrenheit
-    """
-    return (celsius * 9/5) + 32
-
-def count_vowels(string):
-    """
-    Count the number of vowels in a string
-    """
-    vowels = 'aeiouAEIOU'
-    return sum(1 for char in string if char in vowels)
-
-def is_palindrome(s):
-    """
-    Check if a string is a palindrome
-    """
-    s = ''.join(char.lower() for char in s if char.isalnum())
-    return s == s[::-1]
\ No newline at end of file
+# def celsius_to_fahrenheit(celsius):
+#     """
+#     Convert Celsius to Fahrenheit
+#     """
+#     return (celsius * 9/5) + 32
+
+# def count_vowels(string):
+#     """
+#     Count the number of vowels in a string
+#     """
+#     vowels = 'aeiouAEIOU'
+#     return sum(1 for char in string if char in vowels)
+
+# def is_palindrome(s):
+#     """
+#     Check if a string is a palindrome
+#     """
+#     s = ''.join(char.lower() for char in s if char.isalnum())
+#     return s == s[::-1]
\ No newline at end of file