diff --git a/day-01/day-001.py b/01-introduction/day-001.py
similarity index 100%
rename from day-01/day-001.py
rename to 01-introduction/day-001.py
diff --git a/day-03/bmi-calculator-2.py b/03-control-flow/bmi-calculator-2.py
similarity index 100%
rename from day-03/bmi-calculator-2.py
rename to 03-control-flow/bmi-calculator-2.py
diff --git a/day-03/leap-year.py b/03-control-flow/leap-year.py
similarity index 100%
rename from day-03/leap-year.py
rename to 03-control-flow/leap-year.py
diff --git a/day-03/love-calculator.py b/03-control-flow/love-calculator.py
similarity index 100%
rename from day-03/love-calculator.py
rename to 03-control-flow/love-calculator.py
diff --git a/day-03/python-pizza.py b/03-control-flow/python-pizza.py
similarity index 100%
rename from day-03/python-pizza.py
rename to 03-control-flow/python-pizza.py
diff --git a/day-03/treasure.py b/03-control-flow/treasure.py
similarity index 100%
rename from day-03/treasure.py
rename to 03-control-flow/treasure.py
diff --git a/day-04/coin_toss.py b/04-randomization/coin_toss.py
similarity index 100%
rename from day-04/coin_toss.py
rename to 04-randomization/coin_toss.py
diff --git a/day-04/lists_example.py b/04-randomization/lists_example.py
similarity index 100%
rename from day-04/lists_example.py
rename to 04-randomization/lists_example.py
diff --git a/day-04/pirate_treasure.py b/04-randomization/pirate_treasure.py
similarity index 100%
rename from day-04/pirate_treasure.py
rename to 04-randomization/pirate_treasure.py
diff --git a/day-04/random_example.py b/04-randomization/random_example.py
similarity index 100%
rename from day-04/random_example.py
rename to 04-randomization/random_example.py
diff --git a/day-04/random_name.py b/04-randomization/random_name.py
similarity index 100%
rename from day-04/random_name.py
rename to 04-randomization/random_name.py
diff --git a/day-04/rock_paper_scissors.py b/04-randomization/rock_paper_scissors.py
similarity index 100%
rename from day-04/rock_paper_scissors.py
rename to 04-randomization/rock_paper_scissors.py
diff --git a/day-05/average_height.py b/05-loops/average_height.py
similarity index 100%
rename from day-05/average_height.py
rename to 05-loops/average_height.py
diff --git a/day-05/fizz_buzz.py b/05-loops/fizz_buzz.py
similarity index 100%
rename from day-05/fizz_buzz.py
rename to 05-loops/fizz_buzz.py
diff --git a/day-05/high_score.py b/05-loops/high_score.py
similarity index 100%
rename from day-05/high_score.py
rename to 05-loops/high_score.py
diff --git a/day-05/pwd_generator.py b/05-loops/pwd_generator.py
similarity index 100%
rename from day-05/pwd_generator.py
rename to 05-loops/pwd_generator.py
diff --git a/day-05/simple-for.py b/05-loops/simple-for.py
similarity index 100%
rename from day-05/simple-for.py
rename to 05-loops/simple-for.py
diff --git a/day-05/using_range.py b/05-loops/using_range.py
similarity index 100%
rename from day-05/using_range.py
rename to 05-loops/using_range.py
diff --git a/basic-function.py b/basic-function.py
new file mode 100644
index 0000000..7516734
--- /dev/null
+++ b/basic-function.py
@@ -0,0 +1,5 @@
+def my_function():
+    print("hello")
+    print("bye")
+
+my_function()
\ No newline at end of file