diff --git a/src/dynamic_programming/divide-and-conquer-dp.md b/src/dynamic_programming/divide-and-conquer-dp.md
index 457e17c24..a33cc7b45 100644
--- a/src/dynamic_programming/divide-and-conquer-dp.md
+++ b/src/dynamic_programming/divide-and-conquer-dp.md
@@ -113,7 +113,7 @@ both!
- [SPOJ - LARMY](https://www.spoj.com/problems/LARMY/)
- [SPOJ - NKLEAVES](https://www.spoj.com/problems/NKLEAVES/)
- [Timus - Bicolored Horses](https://acm.timus.ru/problem.aspx?space=1&num=1167)
-- [USACO - Circular Barn](http://www.usaco.org/index.php?page=viewproblem2&cpid=616)
+- [USACO - Circular Barn](https://usaco.org/index.php?page=viewproblem2&cpid=626)
- [UVA - Arranging Heaps](https://onlinejudge.org/external/125/12524.pdf)
- [UVA - Naming Babies](https://onlinejudge.org/external/125/12594.pdf)
pFad - Phonifier reborn
Pfad - The Proxy pFad of © 2024 Garber Painting. All rights reserved.
Note: This service is not intended for secure transactions such as banking, social media, email, or purchasing. Use at your own risk. We assume no liability whatsoever for broken pages.
Alternative Proxies:
Alternative Proxy
pFad Proxy
pFad v3 Proxy
pFad v4 Proxy