Xiao Min makes tea for the guests. It takes 1 minute to receive the water, 7 minutes to boil the water, 2 minutes to wash the teacup, 1 minute to take the tea leaves, and 1 minute to brew the tea.
小敏给客人沏茶，接水用1分钟，烧水7分钟，洗茶杯2分钟，拿茶叶1分钟，沏茶1分钟，最快需要多少分钟客人能喝上茶．
<gadget id="calculator">1 + 7 + 1</gadget>
<output>9</output>

<result>9</result>