Teacher Wang and Teacher Li led 4 students from the botanical group to Nanhu to observe plants. In order to take pictures to commemorate, each of the four students wanted to take a picture with Mr. Wang and Mr. Li respectively. How many pictures do they need in total?
王老师和李老师带领植物小组的4名学生到南湖公元观察植物．为了留影纪念，四名学生每人都想单独与王老师和李老师分别合一张影，一共要照多少张？
<gadget id="calculator">4 * 2</gadget>
<output>8</output>

<result>8</result>