diff --git a/Week02/sequences_senem_urkmez.py b/Week02/sequences_senem_urkmez.py
new file mode 100644
index 00000000..94fbb458
--- /dev/null
+++ b/Week02/sequences_senem_urkmez.py
@@ -0,0 +1,27 @@
+my_list = [ "Berlin", "Paris", "Roma", "İstanbul", "Prag","Madrid"]
+my_tuple = (1, 2, 3, 5, 8, 13)
+my_set = {19, 18, 17, 16, 15, 14}
+my_dict = {"Paris": "Fransa",
+            "Roma": "İtalya",
+            "İstanbul":"Türkiye",
+            "Prag": "Çekya",
+            "Madrid": "İspanya"
+            "Berlin": "Almanya"}
+
+
+def remove_duplicates(my_list):
+    return list(set(my_list))
+
+
+def list_counts(my_list):
+  counts = {}
+  for item in my_list:
+      if item in counts:
+          counts[item] += 1
+      else:
+          counts[item] = 1
+  return counts
+
+
+  def reverse_dict (my_dict):
+    return  {value: key for key, value in my_dict.items()}