A bubble tea store uses a continuous review system with an order quantity of $50$ packs and a reorder point of $30$ packs to manage its straw inventory. The lead time is fixed at $1$ day. At the end of day $0,$ the on$-$hand inventory is $50$ packs. The store's demand for the next five days is $11,17,19,24,$ and $21,$ respectively. What will be the inventory position at the end of day $5?$