diff --git a/du3/test.c b/du3/test.c
new file mode 100644
index 0000000..2d24fc2
--- /dev/null
+++ b/du3/test.c
@@ -0,0 +1,8 @@
+#include <stdio.h>
+
+int main(){
+	for(int i = 0; i < 10; i++){
+		printf("%d\n", i);	
+	}
+	return 0;
+}