diff --git a/education/software development/ECE1400/Chapter 17 Exercises.md b/education/software development/ECE1400/Chapter 17 Exercises.md
index 4d0498c..e57b3a3 100644
--- a/education/software development/ECE1400/Chapter 17 Exercises.md	
+++ b/education/software development/ECE1400/Chapter 17 Exercises.md	
@@ -38,4 +38,10 @@ for (p = first; p != NULL; p = p->next)
 	free(p);
 ```
 
-The above loop won't function because it deallocates an entry, resulting
\ No newline at end of file
+The above loop won't function because it deallocates the entry, then attempts to access the pointer to the next item, *after* it's already been freed.
+
+A functional example might look like this:
+```c
+struct entry* p = first;
+
+```
\ No newline at end of file