There are guests at home, and you warmly boil water and make tea for them. Among them, it takes 1 minute to wash the kettle, 8 minutes to boil the water, 1 minute to wash the teacup, half a minute to get the tea leaves, and 1 minute to make tea with boiling water. In order to let the guests drink tea earlier, please do Reasonable arrangements, at least how many minutes.
家里来了客人了，你热情地为客人烧水沏茶．其中洗水壶要用1分钟，烧开水要用8分钟，洗茶杯要用1分钟，拿茶叶要用半分钟，用开水泡茶要用1分钟，为了让客人早点儿喝上茶，请你进行合理的安排，至少要用多少分钟．
<gadget id="calculator">1 + 8 + 1</gadget>
<output>10</output>

<result>10</result>