There are guests at home, Xiao Ming wants to make tea for the guests. It takes 15 minutes to boil the water, 2 minutes to wash the kettle, 1 minute to wash the teacup, 1 minute to pour the water, 1 minute to find the tea leaves, and 1 minute to brew the tea. How many minutes will it take Xiao Ming at the fastest to serve tea to the guests?
家里来客人了，小明要给客人泡茶．烧水要15分钟，洗水壶要2分钟，洗茶杯要1分钟，接水要1分钟，找茶叶要1分钟，沏茶要1分钟．小明最快要花多少分钟才能给客人喝上茶．
<gadget id="calculator">2 + 1 + 15 + 1</gadget>
<output>19</output>

<result>19</result>