Update introduction.md

ratulb · web-flow · commit dfe22692bba5 · 2025-03-13T15:45:33.000+05:30
diff --git a/src/binary_search_tree/introduction.md b/src/binary_search_tree/introduction.md
@@ -28,4 +28,6 @@ don't want this. Which is why we want our parent pointers to be [weak](https://d
 
 With these understanding so far - next we define our Tree and Node. 
 
+[Source](https://github.com/ratulb/programming_problems_and_datastructures_in_rust/blob/main/binary_search_tree/src/lib.rs)
+
 

Original file line number	Diff line number	Diff line change
`@@ -28,4 +28,6 @@ don't want this. Which is why we want our parent pointers to be [weak](https://d`
`28`	`28`
`29`	`29`	`With these understanding so far - next we define our Tree and Node.`
`30`	`30`
	`31`	`+[Source](https://github.com/ratulb/programming_problems_and_datastructures_in_rust/blob/main/binary_search_tree/src/lib.rs)`
	`32`	`+`
`31`	`33`