From 73e99171db69fc922f25171670022cd3269fa5b8 Mon Sep 17 00:00:00 2001
From: prachi757 <gargprachi678@gmail.com>
Date: Wed, 16 Jul 2025 16:09:19 +0530
Subject: [PATCH] Add last_digit function with type hints and doctests

---
 maths/last_digit.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 maths/last_digit.py

diff --git a/maths/last_digit.py b/maths/last_digit.py
new file mode 100644
index 000000000000..c3a7e4c32383
--- /dev/null
+++ b/maths/last_digit.py
@@ -0,0 +1,12 @@
+def last_digit(n: int) -> int:
+    """
+    Return the last digit of a given integer.
+
+    >>> last_digit(1234)
+    4
+    >>> last_digit(-98)
+    8
+    >>> last_digit(0)
+    0
+    """
+    return abs(n) % 10