From 9f155cb38421ac5408ef6cc01a99e64d51c053a4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Turhan=20G=C3=BCnd=C3=BCzo=C4=9Flu?=
 <220315031@ogr.cbu.edu.tr>
Date: Tue, 7 Apr 2026 12:00:10 +0300
Subject: [PATCH] Add custom power and equation functions with counters

---
 Week04/functions_turhan_gunduzoglu.py | 32 +++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 Week04/functions_turhan_gunduzoglu.py

diff --git a/Week04/functions_turhan_gunduzoglu.py b/Week04/functions_turhan_gunduzoglu.py
new file mode 100644
index 00000000..da070dc6
--- /dev/null
+++ b/Week04/functions_turhan_gunduzoglu.py
@@ -0,0 +1,32 @@
+import sys
+
+custom_power = lambda x, /, e=1: x ** e
+
+def custom_equation(x: int = 0, y: int = 0, /, a: int = 1, b: int = 1, *, c: int = 1) -> float:
+    """
+    Compute (x**a + y**b) / c.
+
+    :param x: Base for the first term; positional-only; default 0.
+    :type x: int
+    :param y: Base for the second term; positional-only; default 0.
+    :type y: int
+    :param a: Exponent for x; positional-or-keyword; default 1.
+    :type a: int
+    :param b: Exponent for y; positional-or-keyword; default 1.
+    :type b: int
+    :param c: Divisor; keyword-only; default 1.
+    :type c: int
+    :return: (x**a + y**b) / c
+    :rtype: float
+    """
+    return (x ** a + y ** b) / c
+
+_counter_total = 0
+_counter_callers = {}
+
+def fn_w_counter() -> tuple:
+    global _counter_total, _counter_callers
+    caller = sys._getframe(1).f_globals.get("__name__", "<unknown>")
+    _counter_total += 1
+    _counter_callers[caller] = _counter_callers.get(caller, 0) + 1
+    return (_counter_total, dict(_counter_callers))