add missing include for accumulate

diff --git a/src/surf/network_cm02.cpp b/src/surf/network_cm02.cpp
index 47e16c9..52ebc62 100644 (file)
--- a/src/surf/network_cm02.cpp
+++ b/src/surf/network_cm02.cpp
@@ -4,6 +4,7 @@
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
 #include <algorithm>
+#include <numeric>
 
 #include "network_cm02.hpp"
 #include "simgrid/s4u/Host.hpp"