diff --git a/Week02/.vscode/settings.json b/Week02/.vscode/settings.json
new file mode 100644
index 0000000..d9d37f2
--- /dev/null
+++ b/Week02/.vscode/settings.json
@@ -0,0 +1,6 @@
+{
+    "workbench.colorCustomizations": {
+        "minimap.background": "#00000000",
+        "scrollbar.shadow": "#00000000"
+    }
+}
\ No newline at end of file
diff --git a/Week02/__pycache__/data.cpython-313.pyc b/Week02/__pycache__/data.cpython-313.pyc
new file mode 100644
index 0000000..69ff3b0
Binary files /dev/null and b/Week02/__pycache__/data.cpython-313.pyc differ
diff --git a/Week03/weighted_alihan_esentas.py b/Week03/weighted_alihan_esentas.py
new file mode 100644
index 0000000..f2f014d
--- /dev/null
+++ b/Week03/weighted_alihan_esentas.py
@@ -0,0 +1,3 @@
+import random
+def weighted_srs(data, n, weights, with_replacement):
+    return random.choices(data, weights=weights, k=n) if with_replacement==True else random.sample(data, k=n)