diff --git a/cv4/a_train.c b/cv4/a_train.c
index 1680f1b..185da4e 100755
--- a/cv4/a_train.c
+++ b/cv4/a_train.c
@@ -53,9 +53,11 @@ struct car* clear_train(struct car* first, const char* target) {
 	}
 	if(this->next->next == NULL){
 		if(strcmp(this->value, target) == 0){
-			strcpy(this->value,this->next->value);
-			this->next=NULL;
-			free(this->next);
+			//strcpy(this->value,this->next->value);
+			//this->next=NULL;
+			free(this);
+			this=this->next
+			//free(this->next);
 			return this;
 		}else if(strcmp(this->next->value, target) == 0){
 			free(this->next);