diff --git a/README.md b/README.md
index cefc94b..d3805a6 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Seminars
+# Seminars (All documents have been modified in Wiki)
 Assignment for Seminars Lecture on Team-based Coding Projects
 
 Instructions:
@@ -11,4 +11,4 @@ Clone the repository to your workstation and open assigment_1.py in your favorit
 When you are finished, you split up for assignment 2. One of you opens 2a, the other two do 2b and 2c (if you are a group of two, the same person does 2b and 2c).
 Everyone follows the instructions in their script. Once you have pushed all your changes, continue.
 
-4. Create a pull request for me to this (original) repo. (Hint: you can use the "New pull request" button and then do a "compare across forks").
\ No newline at end of file
+4. Create a pull request for me to this (original) repo. (Hint: you can use the "New pull request" button and then do a "compare across forks").
diff --git a/assignment_1.py b/assignment_1.py
index 166ef54..c623b6c 100644
--- a/assignment_1.py
+++ b/assignment_1.py
@@ -16,7 +16,8 @@ def lower_case(string):
     """
 
     ### your code starts here
-
+    lower_string = string
+    lower_string = lower_string.lower()
     ### your code ends here
 
     return lower_string
@@ -38,7 +39,8 @@ def upper_case(string):
     """
 
     ### your code starts here
-
+    lower_string = string
+    lower_string = lower_string.upper()
     ### your code ends here
 
     return lower_string
diff --git a/assignment_2a.py b/assignment_2a.py
index 529aceb..4ab4786 100644
--- a/assignment_2a.py
+++ b/assignment_2a.py
@@ -9,11 +9,11 @@
 just give a correct one.
 """
 
-var_1 = function_2b(...)
+var_1 = function_2c(1000,5,5,-50)["add"]
 
-var_2 = function_2c(...)
+var_2 = function_2b('Seminars','Borrel')["C"]
 
-var_3 = str(function_2b(...)) + function_2c(...)
+var_3 = str(function_2c(5,1000,10,5)['multiply']) + function_2b('CLS','CLS')["L"]
 
 if var_1 == 950:
     print("Good job!")
diff --git a/assignment_2b.py b/assignment_2b.py
index 1aef416..2435ac0 100644
--- a/assignment_2b.py
+++ b/assignment_2b.py
@@ -5,13 +5,24 @@
 No cheating! Don't show or tell hem the code directly
 """
 def function_2b(string_1, string_2):
-
+    """Transform string_1 to upper case, string 2 to lower_case, 
+    and combine both into a single string
+    
+    Args:
+        string_1 (str): String to transform to upper case
+        string_2 (str): String to transform to lower case
+    
+    Returns:
+        dict: Dict containing upper, lower, and concatened strs
+    """
     lower = string_1.lower()
     upper = string_2.upper()
     combined = string_1 + string_2
-
-    dict = {"L": lower,
-               "U": upper,
-               "C": combined}
+    
+    dict = {
+        "L": lower,
+        "U": upper,
+        "C": combined
+    }
 
     return dict
diff --git a/assignment_2c.py b/assignment_2c.py
index 1ac1ced..b45a9e4 100644
--- a/assignment_2c.py
+++ b/assignment_2c.py
@@ -5,7 +5,17 @@
 No cheating! Don't show or tell hem the code directly
 """
 def function_2c(w, x, y, z):
-
+    """Compute various arithmetic operations on input
+    
+    Args:
+        w (float): Input number
+        x (float): Input number
+        y (float): Input number
+        z (float): Input number
+    
+    Returns:
+        dict: Dictionary containing x * y, x / y, w + z, w -z 
+    """
     multiplication = x * y
     division = x / y
     addition = w + z