diff --git a/du4/program.c b/du4/program.c
new file mode 100644
index 0000000..1a263e5
--- /dev/null
+++ b/du4/program.c
@@ -0,0 +1,5 @@
+#include <stdio.h>
+
+int main() {
+    return 0;
+}
\ No newline at end of file