diff --git a/assignment1/assignment1.py b/assignment1/assignment1.py
index fafa187..c092da1 100644
--- a/assignment1/assignment1.py
+++ b/assignment1/assignment1.py
@@ -1 +1,120 @@
-# Write your code here.
\ No newline at end of file
+# Write your code here.
+# Task1: Hello
+def hello():
+    return "Hello!"
+
+# Task2: Greet with a Formatted String
+def greet(name):
+    return f"Hello, {name}!"
+
+# Task3: Calculator
+def calc(a, b, operation="multiply"):
+    try:
+        match operation:
+            case "add":
+                return a + b
+            case "subtract":
+                return a - b
+            case "multiply":
+                return a * b
+            case "divide":
+                return a / b if b != 0 else "You can't divide by 0!"
+            case "modulo":
+                return a % b
+            case "int_divide":
+                return a // b if b != 0 else "You can't divide by 0!"
+            case "power":
+                return a ** b
+            case _:
+                return "Invalid operation"
+    except Exception as e:
+        if "divide by zero" in str(e):
+            return "You can't divide by 0!"
+        return f"You can't multiply those values!"
+
+# Task4: Data Type Conversion
+def data_type_conversion(value, data_type):
+    try:
+        if data_type == "float":
+            return float(value)
+        elif data_type == "str":
+            return str(value)
+        elif data_type == "int":
+            return int(value)
+        else:
+            return f"Invalid data type: {data_type}"
+    except ValueError:
+        return f"You can't convert {value} into a {data_type}."
+
+# Task5: Grading System, Using *args
+def grade(*args):
+    try:
+        average = sum(args) / len(args)
+        if average >= 90:
+            return "A"
+        elif average >= 80:
+            return "B"
+        elif average >= 70:
+            return "C"
+        elif average >= 60:
+            return "D"
+        else:
+            return "F"
+    except TypeError:
+        return "Invalid data was provided."
+
+# Task6: Use a For Loop with a Range
+def repeat(string, count):
+    result = ""
+    for _ in range(count):
+        result += string
+    return result
+
+# Task7: Student Scores, Using **kwargs
+def student_scores(status, **kwargs):
+    if status == "best":
+        best_student = max(kwargs, key=kwargs.get)
+        return best_student
+    elif status == "mean":
+        avg_score = sum(kwargs.values()) / len(kwargs)
+        return avg_score
+    else:
+        return "Invalid status"
+
+# Task8: Titleize, with String and List Operations
+def titleize(text):
+    little_words = {"a", "on", "an", "the", "of", "and", "is", "in"}
+    words = text.split()
+    for i, word in enumerate(words):
+        if i == 0 or i == len(words) - 1 or word not in little_words:
+            words[i] = word.capitalize()
+        else:
+            words[i] = word.lower()
+    return " ".join(words)
+
+# Task9: Hangman, with more String Operations
+def hangman(secret, guess):
+    result = ""
+    for letter in secret:
+        if letter in guess:
+            result += letter
+        else:
+            result += "_"
+    return result
+
+# Task10: Pig Latin, Another String Manipulation Exercise
+def pig_latin(sentence):
+    def convert_word(word):
+        if word[0] in "aeiou":
+            return word + "ay"
+        elif word[:2] == "qu":
+            return word[2:] + "quay"
+        else:
+            for i in range(len(word)):
+                if word[i] in "aeiou":
+                    return word[i:] + word[:i] + "ay"
+            return word + "ay"
+
+    words = sentence.split()
+    return " ".join(convert_word(word) for word in words)
+