diff --git a/cd.c b/cd.c
new file mode 100644
index 0000000..617cdaf
--- /dev/null
+++ b/cd.c
@@ -0,0 +1,7 @@
+#include <stdio.h>
+#include <sqlite3.h>
+#include "segmenttree.h"
+
+int main(int argc, char* argv[]) {
+	printf("Hello!");
+}
diff --git a/segmenttree.c b/segmenttree.c
new file mode 100644
index 0000000..e69de29
diff --git a/segmenttree.h b/segmenttree.h
new file mode 100644
index 0000000..ed7efe4
--- /dev/null
+++ b/segmenttree.h
@@ -0,0 +1 @@
+struct SegmentTree;