There are several students in physical education class, the content is to learn basketball, volleyball and football. It is stipulated that every two people share a volleyball, every three people share a football, and every four people share a basketball. There are 26 balls in total. Ask how many students there are.
有若干名学生上体育课，内容是学习篮球、排球和足球．规定每二人合用一只排球，每三人合用一只足球，每四人合用一只篮球，共用了26只球．问有多少名学生．
<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">12 / 3</gadget>
<output>4</output>

<gadget id="calculator">12 / 4</gadget>
<output>3</output>

<gadget id="calculator">6 + 4 + 3</gadget>
<output>13</output>

<gadget id="calculator">26 / 13</gadget>
<output>2</output>

<gadget id="calculator">2 * 12</gadget>
<output>24</output>

<result>24</result>