mnist : add missing header (#95)

diff --git a/examples/mnist/main.cpp b/examples/mnist/main.cpp
index f73e2e4391081dd5aa121a8a6686357edb9c2958..3206f2d0e55e6df9fba060e3f09d7e9b178bcb8c 100644 (file)
--- a/examples/mnist/main.cpp
+++ b/examples/mnist/main.cpp
@@ -13,6 +13,7 @@
 #include <iostream>
 #include <unistd.h>
 #include <time.h>
+#include <algorithm>
 
 // default hparams
 struct mnist_hparams {