diff --git a/banking_app/login.py b/banking_app/login.py
index 2bbab36..ad67b2f 100644
--- a/banking_app/login.py
+++ b/banking_app/login.py
@@ -1,6 +1,10 @@
 # login.py - Placeholder for login functionality
 
 def login(username, password):
+
+     if username== ""  or password=="" :
+       raise ValueError("All field are requred")
+       print ("Signup susscessful!")
     """
     Handles the user login process by verifying the provided username and password.
 
diff --git a/banking_app/signup.py b/banking_app/signup.py
index a920e5b..9e466ec 100644
--- a/banking_app/signup.py
+++ b/banking_app/signup.py
@@ -1,7 +1,21 @@
 # signup.py - Placeholder for signup functionality
 
 def signup(username, password, email):
-    """
+
+   if username== ""  or password=="" or email== "":
+       raise ValueError("All field are requred")
+   print ("Signup susscessful!")
+
+   if (len(password) < 8 or 
+    all(char.isdigit() == False for char in password) or 
+    all(char.isupper() == False for char in password) or 
+    all(char.islower() == False for char in password) or 
+    all(char in "!@#$%^&*()_+-=[]{}|;:',.<>?/`~" == False for char in password)):
+       raise ValueError("Password does not meet minimum requirements")
+ 
+
+
+"""
     Handles the user signup process by validating the provided username, password, and email.
 
     Instructions for Implementation:
diff --git a/banking_app/user_management.py b/banking_app/user_management.py
index fd7d1e0..02c7322 100644
--- a/banking_app/user_management.py
+++ b/banking_app/user_management.py
@@ -6,6 +6,7 @@ def read_users():
     """Reads all users from the CSV database and returns a list of dictionaries."""
     users = []
     try:
+
         with open(DATABASE_FILE, mode='r') as file:
             reader = csv.DictReader(file)
             for row in reader:
@@ -36,4 +37,4 @@ def write_users(users):
                     "balance": f"{user['balance']:.2f}", 
                 })
     except Exception as e:
-        raise RuntimeError(f"Failed to write to database: {str(e)}") # except this error in your code
+        raise RuntimeError(f"Failed to write to database: {str(e)}") # except this error in your code
\ No newline at end of file
diff --git a/functions_to_test.py b/functions_to_test.py
index 330fa02..8301489 100644
--- a/functions_to_test.py
+++ b/functions_to_test.py
@@ -1,36 +1,49 @@
 # Placeholder functions for Python basics, to be implemented later
 
 def add_numbers(a, b):
-    pass
+    return (a+b)
 
 def find_maximum(a, b, c):
-    pass
+     return max(a,b,c) 
+     
+
 
 def is_palindrome(string):
-    pass
+    string = string.replace(" ","")
+    reversed_word = string[::-1]
+    return string.lower() == reversed_word.lower()
 
 def count_word_occurrences(text, word):
-    pass
+    text.lower().count(word.lower())
 
 def read_file_lines(filepath):
-    pass
+    with open('filepath', 'r') as file:
+     file = file.readlines()
+    for line in file:
+        print(line.strip())
+
 
 def factorial(n):
-    pass
+ if n == 0:
+    return 1
+ else:
+    return n* factorial(n-1)      
 
-def is_prime(n):
-    pass
+
+ def is_prime(n):
+  pass
 
 def sort_numbers(numbers):
-    pass
+    return sorted(numbers)
 
 def factorial(n):
     pass
 
 def fibonacci(n):
-    pass
+   
+
 
-def tower_of_hanoi(n, source, auxiliary, target):
+ def tower_of_hanoi(n, source, auxiliary, target):
     
     """
     Solve the Tower of Hanoi problem for n disks.