diff --git a/cv5/a_train.c b/cv5/a_train.c
index 56bc045..f988f6a 100644
--- a/cv5/a_train.c
+++ b/cv5/a_train.c
@@ -28,10 +28,10 @@ struct car* add_car(struct car* first,const char* target) {
 
 void print_train(struct car* first) {
 struct car* this=first;
-    while(this->next!=NULL){
+   /* while(this->next!=NULL){
             printf("%s",this->value);
             this=this->next;
-    }
+    }*/
 }
 
 void cancel_train(struct car* first) {