diff --git a/du1/program.c b/du1/program.c
new file mode 100644
index 0000000..58a5474
--- /dev/null
+++ b/du1/program.c
@@ -0,0 +1,5 @@
+#include <stdio.h>
+int main(){
+printf("Hello, world!");
+return 0;
+}