diff --git a/Week04/functions_burakhan_gultoplar.py b/Week04/functions_burakhan_gultoplar.py
new file mode 100644
index 00000000..a9a0c0b4
--- /dev/null
+++ b/Week04/functions_burakhan_gultoplar.py
@@ -0,0 +1,27 @@
+custom_power = lambda x=0 , / , e=1 : x **e
+
+def custom_equation(x: int=0, y: int=0, /, a: int=1, b: int=1, *, c: int=1) -> float:
+    """
+    This function does something
+
+    :param x: positional only argument,       defaults to 0
+    :type  x: int 
+    :param y: poisitonal only argument,       defaults to 0
+    :type  y: int
+    :param a: positional or keyword argument, defaults to 1
+    :type  a: int
+    :param b: positional or keyword argument, defaults to 1
+    :type  b: int
+    :param c: keyword only argument,          defaults to 1
+    :type  c: int
+    :return: the result of division by c the sum of x to the power of a and y to the power of b 
+    :rtype : float
+    """
+    return (x**a + y **b) / c
+
+def fn_w_counter() -> (int, dict[str, int]):
+    if not hasattr(fn_w_counter, "count"):
+        fn_w_counter.count = 0
+    
+    fn_w_counter.count += 1
+    return fn_w_counter.count, {__name__: fn_w_counter.count} 
diff --git a/Week05/awaitme_burakhan_gultoplar.py b/Week05/awaitme_burakhan_gultoplar.py
new file mode 100644
index 00000000..ebb3e882
--- /dev/null
+++ b/Week05/awaitme_burakhan_gultoplar.py
@@ -0,0 +1,5 @@
+def awaitme(func):
+    async def init(*args,**kwargs):
+        res = func(*args,**kwargs)
+        return res
+    return init