--- file_not_specified_in_diff	
+++ file_not_specified_in_diff	
@@ -, +, @@ 
--- src/BurgerSpaceEngine.cpp
+++ src/BurgerSpaceEngine.cpp
@@ -26,16 +26,17 @@ 
 
 #include <flatzebra/PixmapLoadError.h>
 
-#include <assert.h>
+#include <cassert>
 #include <fstream>
 #include <iomanip>
+#include <algorithm>
 
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 #include <dirent.h>
 #include <time.h>
-#include <errno.h>
+#include <cerrno>
 
 
 /*  Tiles: