diff --git a/u01/Makefile b/u01/Makefile
new file mode 100644
index 0000000..d91c4a1
--- /dev/null
+++ b/u01/Makefile
@@ -0,0 +1,2 @@
+cg1: main.c
+	gcc -o cg1.exe main.c
\ No newline at end of file
diff --git a/u01/main.c b/u01/main.c
new file mode 100644
index 0000000..4511edc
--- /dev/null
+++ b/u01/main.c
@@ -0,0 +1,6 @@
+#include <stdio.h>
+
+int main(void) {
+	printf("Hello World");
+	return 0;
+}
\ No newline at end of file