diff --git a/cv4/program.c b/cv4/program.c
deleted file mode 100644
index 3ecfbc8..0000000
--- a/cv4/program.c
+++ /dev/null
@@ -1,18 +0,0 @@
-#include "a_train.h"
-#include <stdio.h>
-
-struct car* add_car(struct car* first,const char* target) {
-    return NULL;
-}
-
-void print_train(struct car* first) {
-}
-
-void cancel_train(struct car* first) {
-}
-
-
-struct car* clear_train(struct car* first, const char* target) {
-	return NULL;
-}
-