diff --git a/lab-05/exercise-15.py b/lab-05/exercise-15.py
index 8866a06..dc7ddf7 100644
--- a/lab-05/exercise-15.py
+++ b/lab-05/exercise-15.py
@@ -1,4 +1,18 @@
 """
 Write a program to find the largest and smallest digit within a given integer (e.g., in 75869, the largest is 9 and
 the smallest is 5).
-"""
\ No newline at end of file
+"""
+
+number = 75869
+largest = number % 10
+smallest = number % 10
+
+while number > 0:
+    digit = number % 10
+    if digit > largest:
+        largest = digit
+    if digit < smallest:
+        smallest = digit
+    number = number // 10
+    
+print(largest, smallest)
\ No newline at end of file