Mom asked Xiao Ming to boil water for the guests to make tea. It takes 1 minute to wash the kettle, 15 minutes to boil the water, 1 minute to wash the teapot, and 2 minutes to get the tea leaves. In order to make the guests drink tea earlier, what do you think is the most reasonable? How many minutes does the arrangement take.
妈妈让小明给客人烧水沏茶，洗开水壶要用1分钟，烧开水要用15分钟，洗茶壶要用1分钟，拿茶叶要2分钟，为了使客人早点喝上茶，你认为最合理的安排需要多少分钟．
<gadget id="calculator">1 + 15</gadget>
<output>16</output>

<result>16</result>