Xiao Wang, Xiao Li, and Xiao Zhang came to the hospital at the same time. It takes 3 minutes for Xiao Wang to get an injection, 1 minute for Xiao Li to see his teeth, and 5 minutes for Xiao Zhang to see if he has a cold. How to arrange the consultation so that the total waiting time of the three people is the least, how many minutes is the minimum.
小王、小李、小张同时来到卫生院．小王打针要3分钟，小李看牙要1分钟，小张看感冒要5分钟．怎样安排就诊使三人等候的总时间最少，最少要多少分钟．
<gadget id="calculator">1 * 3</gadget>
<output>3</output>

<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<gadget id="calculator">3 + 6 + 5</gadget>
<output>14</output>

<result>14</result>