diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..e9e6a80
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,11 @@
+{
+    "python.testing.unittestArgs": [
+        "-v",
+        "-s",
+        "./tests",
+        "-p",
+        "test_*.py"
+    ],
+    "python.testing.pytestEnabled": false,
+    "python.testing.unittestEnabled": true
+}
\ No newline at end of file
diff --git a/__pycache__/main.cpython-310.pyc b/__pycache__/main.cpython-310.pyc
new file mode 100644
index 0000000..98aea52
Binary files /dev/null and b/__pycache__/main.cpython-310.pyc differ
diff --git a/main.py b/main.py
index 56e2fb3..55a0b2d 100644
--- a/main.py
+++ b/main.py
@@ -1,3 +1,5 @@
+from typing import List
+import math
 """
 The Fibonacci sequence is a series of numbers where each number 
 is the sum of the two preceding ones, starting from 0 and 1.
@@ -12,8 +14,18 @@
     return [0, 1, 1]
 """
 def fibonacci(n: int) -> list[int]:
+    if not isinstance(n, int):
+        raise ValueError("n must be int")
+    if n <= 0:
+        return []
+    seq = [0]
+    if n == 1:
+        return seq
+    seq.append(1)
+    while len(seq) < n:
+        seq.append(seq[-1] + seq[-2])
 
-    return []
+    return seq
 
 
 """
@@ -24,8 +36,9 @@ def fibonacci(n: int) -> list[int]:
     nums = [1, 3, 2, 27, 50, 17, 8, 4, 98, 22]
     return [2, 4, 8, 22, 50, 98]
 """
-def even(nums: list[int]) -> list[int]: 
-    return []
+def even(nums: list[int]) -> list[int]:
+    ev=[ x for x in nums if isinstance(x, int) and x % 2 == 0]
+    return sorted(ev)
 
 
 """
@@ -37,8 +50,8 @@ def even(nums: list[int]) -> list[int]:
     return [27, 17, 3, 1]
 """
 def odd(nums: list[int]) -> list[int]:
-
-    return []
+    od = [x for x in nums if isinstance(x, int) and x % 2 != 0]
+    return sorted(od, reverse=True)
 
 
 """
@@ -54,7 +67,13 @@ def odd(nums: list[int]) -> list[int]:
     sum(odd) = 4, sum(even) = 2 → returns 'Odd'
 """
 def even_vs_odd(nums: list[int]) -> str:
-    return ""
+    ev_sum = sum(even(nums))
+    od_sum = sum(odd(nums))
+    if ev_sum > od_sum:
+        return "Even"
+    if od_sum > ev_sum:
+        return "Odd"
+    return "Tie"
 
 
 """
@@ -69,8 +88,24 @@ def even_vs_odd(nums: list[int]) -> str:
     is_prime(10) → False
     is_prime(-3) → raises ValueError
 """
-def is_prime(n):
-    return False
+def is_prime(n)->bool:
+    if not isinstance(n,int):
+        raise ValueError("n must be an integer")
+    if n < 0:
+        raise ValueError("n must be non-negative")
+    if n < 2:
+        return False
+    if n ==2:
+        return True
+    if n % 2==0:
+        return False
+    i = 3
+    limit=int(math.sqrt(n))+1
+    while i <= limit:
+        if n % i == 0:
+            return False
+        i += 2
+    return True
 
 
 """
@@ -86,4 +121,17 @@ def is_prime(n):
     - Look at the pattern of the example carefully.
 """
 def generate_email(fullname: str, year: str, campus: str) -> str:
-    return ""
+    fullname_ = fullname.split(" ")
+    year_=year[1:]
+    name=fullname_[0][:2]
+    name = name.lower()
+    surname=fullname_[-1][:3]
+    surname=surname.lower()
+    email=name + surname + campus + year_ + "@student.wethinkcode.co.za"
+    return email
+
+
+
+
+
+
diff --git a/tests/__pycache__/test_main.cpython-310.pyc b/tests/__pycache__/test_main.cpython-310.pyc
new file mode 100644
index 0000000..0d2bd49
Binary files /dev/null and b/tests/__pycache__/test_main.cpython-310.pyc differ
diff --git a/tests/test_main.py b/tests/test_main.py
index 8b66f19..b0c8684 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -87,10 +87,10 @@ class TestGenerateEmail(unittest.TestCase):
     def test_generate_email(self):
         self.assertEqual(generate_email('Auston Mtabane','2024','jhb'),     'aumtajhb024@student.wethinkcode.co.za')
         self.assertEqual(generate_email('Neo Phukubye','2025','jhb'),       'nephujhb025@student.wethinkcode.co.za')
-        self.assertEqual(generate_email('Kwenzakele	Shongwe','2025','jhb'), 'kwshojhb025@student.wethinkcode.co.za')
+        self.assertEqual(generate_email('Kwenzakele Shongwe','2025','jhb'), 'kwshojhb025@student.wethinkcode.co.za')
         self.assertEqual(generate_email('Khatisani Mongwe','2025','jhb'),   'khmonjhb025@student.wethinkcode.co.za')
         self.assertEqual(generate_email('Agnes Chauke','2025','jhb'),       'agchajhb025@student.wethinkcode.co.za')
-        self.assertEqual(generate_email("Karabo	Mahlare",'2025','jhb'),     'kamahjhb025@student.wethinkcode.co.za')
+        self.assertEqual(generate_email("Karabo Mahlare",'2025','jhb'),     'kamahjhb025@student.wethinkcode.co.za')
 
     def test_generate_email_edge(self):
         self.assertEqual(generate_email('Oriel Kopano Dibakoane','2027','cpt'),      'ordibcpt027@student.wethinkcode.co.za')