Auntie is here as a guest. Xiaohong wants to make tea for her. It takes 2 minutes to wash the kettle, 10 minutes to boil the water, 2 minutes to wash the teapot, 2 minutes to wash the teacup, and 1 minute to get the tea leaves. The auntie needs to wait at least a few minutes. How about a cup of hot tea?
阿姨来做客，小红要给阿姨泡茶，洗开水壶要2分钟，烧水要10分钟，洗茶壶要2分钟，洗茶杯要2分钟，拿茶叶要1分钟，阿姨至少等几分钟就可以喝上一杯热茶？
<gadget id="calculator">2 + 10</gadget>
<output>12</output>

<result>12</result>