From 798696cff740908799499a63bb6fb8f57ea1b9b6 Mon Sep 17 00:00:00 2001
From: Maryna Kravtsova <mk757ye@omega.tuke.sk>
Date: Mon, 26 Oct 2020 17:49:41 +0100
Subject: [PATCH] train

---
 cv5/a_train.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cv5/a_train.c b/cv5/a_train.c
index 8bb0856..bd52d79 100644
--- a/cv5/a_train.c
+++ b/cv5/a_train.c
@@ -37,6 +37,10 @@ void cancel_train(struct car* first) {
     if(first == NULL){
         exit(0);
     }
+    else if(first->next == NULL){
+        free(first->next);
+        exit(0);
+    }
     cancel_train(first->next);
     free(first);
 }