From 45d8907d004b4f4218c0b494cebd636cedc32560 Mon Sep 17 00:00:00 2001
From: ar03 <34195549+ar03@users.noreply.github.com>
Date: Mon, 14 Jan 2019 19:27:12 -0600
Subject: [PATCH] A YouTube description of Boundary Fill (#31505)

---
 guide/english/algorithms/boundary-fill/index.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/guide/english/algorithms/boundary-fill/index.md b/guide/english/algorithms/boundary-fill/index.md
index d1bfb35476..75f4f0b500 100644
--- a/guide/english/algorithms/boundary-fill/index.md
+++ b/guide/english/algorithms/boundary-fill/index.md
@@ -36,3 +36,7 @@ void boundary_fill(int pos_x, int pos_y, int boundary_color, int fill_color)
 }
 ```
 From the given code you can see that for any pixel that you land on, you first check whether it can be changed to the fill_color and then you do so for its neighbours till all the pixels within the boundary have been checked.
+
+### More Information:
+
+[A YouTube presentation of Boundary Fill](https://www.youtube.com/watch?v=au2CslPa4xU)