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, 10 minutes to boil the water, 1 minute to wash the teacup, half a minute to take the tea leaves, and 1 minute to make tea with boiling water. In order to let the guests drink tea earlier, please make the most reasonable arrangement, how many minutes you need to make the tea at least.
家里来客人了，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10分钟，洗茶杯要用1分钟，拿茶叶要用半分钟，用开水泡茶要1分钟．为了让客人早点儿喝上茶，请你进行最合理的安排，你至少要用多少分钟就能沏好茶．
<gadget id="calculator">1 + 10 + 1</gadget>
<output>12</output>

<result>12</result>