diff --git a/text.h b/text.h
new file mode 100644
index 0000000..e5072f8
--- /dev/null
+++ b/text.h
@@ -0,0 +1,8 @@
+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+#include <vector>
+
+void show_histogram_text(const std::vector <std::size_t> &bins);
+
+
+#endif // TEXT_H_INCLUDED