From: khizmax <libcds.dev@gmail.com>
Date: Thu, 16 Apr 2015 18:37:08 +0000 (+0300)
Subject: Added missing header
X-Git-Tag: v2.1.0~256
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d108887809018b93acfb8e6ef56ecf7bb3529ebd;p=libcds.git

Added missing header
---

diff --git a/cds/opt/permutation.h b/cds/opt/permutation.h
index 62fe61eb..595522e6 100644
--- a/cds/opt/permutation.h
+++ b/cds/opt/permutation.h
@@ -3,9 +3,11 @@
 #ifndef CDSLIB_OPT_PERMUTATION_H
 #define CDSLIB_OPT_PERMUTATION_H
 
-#include <cds/opt/options.h>
 #include <stdlib.h> // rand, srand
 #include <random>
+#include <algorithm> // std::shuffle
+
+#include <cds/opt/options.h>
 
 namespace cds { namespace opt {