diff --git a/4/4.2/4.2.3/main.py b/4/4.2/4.2.3/main.py
new file mode 100644
index 0000000..bfad071
--- /dev/null
+++ b/4/4.2/4.2.3/main.py
@@ -0,0 +1,5 @@
+user_num = int(input())
+
+while user_num >= 1:
+    user_num = user_num / 2 # We operate on the value first, before printing it
+    print(user_num)