diff --git a/text.h b/text.h
new file mode 100644
index 0000000..91069d3
--- /dev/null
+++ b/text.h
@@ -0,0 +1,8 @@
+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+
+#include <vector>
+
+void show_histogramm(std::vector<size_t>bins);
+
+#endif // TEXT_H_INCLUDED