diff --git a/work1/single.c b/work1/single.c
new file mode 100644
index 0000000..6e7d813
--- /dev/null
+++ b/work1/single.c
@@ -0,0 +1,8 @@
+#include "stdio.h"
+#include "stdlib.h"
+
+int main() {
+    printf("Welcome!");
+    
+    printf("Goodbye!");
+}
\ No newline at end of file