add: DMA 09

Author: webwithaman

19_dynamic_memory_allocation/00_questions.txt

@@ -22,7 +22,7 @@ and free.
 08. Write a program to demonstrate dangling pointer in C.
 
 09. Write a program to allocate memory dynamically of the size in bytes entered by the
-user. Also handle the case when memory allocation is failed.
+    user. Also handle the case when memory allocation is failed.
 
 10. Find out the largest and smallest element from an array using dynamic memory allocation
 in C.