From 2a624c76dec7a277dee2d9e7586e6bece846c393 Mon Sep 17 00:00:00 2001
From: Maryna Kravtsova <mk757ye@omega.tuke.sk>
Date: Thu, 5 Nov 2020 23:29:11 +0100
Subject: [PATCH] clear

---
 cv5/a_train.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/cv5/a_train.c b/cv5/a_train.c
index 8e85900..34e7a84 100644
--- a/cv5/a_train.c
+++ b/cv5/a_train.c
@@ -33,20 +33,12 @@ void print_train(struct car* first) {
 }
 
 void cancel_train(struct car* first) {   
-    if(first == NULL){
-        return;
-    }
-    if(first->next != NULL){
-       cancel_train(first->next);
-       first->next = NULL;
-    }
-    else if(first->next == NULL){
-       free(first);
+    if(first != NULL){
+        cancel_train(first->next);
+        free(first);
     }
 }
 
-
-
 struct car* clear_train(struct car* first, const char* target) {
     if(first == NULL){
         return 0;