clear

cv5/a_train.c

@@ -74,16 +74,12 @@ struct car* clear_train(struct car* first, const char* target) {
        }
     }
     else{
-        struct car* prev = first;
-        while(prev->next->next != NULL){
-            x = strcmp(prev->next->value, target);
-            if(x == 0){
-                struct car* third = prev->next->next;
-                free(prev->next);
-                break;
+        struct car* this = first;
+        while(this != NULL){
+            if(this->value == target){
+                return 0;
             }
-            prev = prev->next;
-        
+            this = this->next;
         }
    }
    return first;