diff --git a/fili_team_member_week_1.py b/fili_team_member_week_1.py
new file mode 100644
index 0000000..1b02c4b
--- /dev/null
+++ b/fili_team_member_week_1.py
@@ -0,0 +1,14 @@
+# Lesson 1: Get Midterm Grade
+midterm = float(input("Enter Midterm Grade: "))
+
+# Lesson 2: Get Final Grade
+final = float(input("Enter Final Grade: "))
+
+# Lesson 3: Calculate Year-End Average
+average = (0.40 * midterm) + (0.60 * final)
+
+# Lesson 4: Result
+if average < 50:
+  print("failed")
+else:
+  print("successful")
\ No newline at end of file
diff --git a/fili_team_member_week_2.py b/fili_team_member_week_2.py
new file mode 100644
index 0000000..1cb4c8f
--- /dev/null
+++ b/fili_team_member_week_2.py
@@ -0,0 +1,43 @@
+# store a data for 10 students using dictionary.
+students = {
+    'Ahmet Yilmaz': [85, 90, 78],
+    'Mehmet Demir': [92, 88, 76],
+    'Ayse Kaya': [78, 89, 95],
+    'Zeynep Celik': [65, 70, 80],
+    'Ali Kara': [50, 60, 55],
+    'Fatma Yildiz': [88, 85, 90],
+    'Murat Aydin': [72, 68, 74],
+    'Elif Aksoy': [95, 90, 88],
+    'Hakan Öztürk': [45, 50, 55],
+    'Canan Taş': [80, 75, 82]
+}
+
+# 1- Calculating each student's GPA and add it to the dictionary.
+for name, grades in students.items(): #loop through each student in the students dic.
+    midterm, final, oral = grades
+    GPA = (midterm * 0.3) + (final * 0.5) + (oral * 0.2) #calculate the GPA using the given formula
+    students[name].append(GPA) #To add the caculated GPA to the end of the list of grades
+
+# 2-To find the student with the highest GPA and print it on the screen
+highest_gpa = 0
+best_student = ""
+for name, data in students.items():
+    if data[3] > highest_gpa:
+        highest_gpa = data[3] #data[3] GPA that just added(the 4th element)
+        best_student = name
+print(f"Highest GPA: {best_student} ({highest_gpa:.2f})")
+
+# 3- Separate each student's name from their surname and store them in a separate tuple and add them to a list.
+names_list = [(name.split()[0], name.split()[1]) for name in students] #we use list comprehension
+
+# 4-Sort the names in alphabetical order and print the sorted list on the screen.
+
+sorted_names = sorted(names_list) #we use built-in fun
+print("Sorted Names:", sorted_names)
+
+# 5-Keep students with a GPA below 70 in a cluster (set).
+below = {name for name, data in students.items() if data[3] < 70}
+# we use a set comprehension 
+print("Below 70 GPA:", below)
+#if it is,we add the student's full name to the below set and finally print the below set.
+