From fdd8a8ccbcb60900e49d07b62b56e6a7205e35a3 Mon Sep 17 00:00:00 2001
From: adam4130 <adam4130@users.noreply.github.com>
Date: Sat, 8 Jun 2019 08:11:07 -0600
Subject: [PATCH] Include the algorithm library

---
 examples/step-63/step-63.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/examples/step-63/step-63.cc b/examples/step-63/step-63.cc
index fec0f33788..d93fbbeed2 100644
--- a/examples/step-63/step-63.cc
+++ b/examples/step-63/step-63.cc
@@ -66,6 +66,7 @@
 #include <deal.II/multigrid/mg_matrix.h>
 
 // C++:
+#include <algorithm>
 #include <fstream>
 #include <iostream>
 #include <random>
-- 
2.39.5