There are 51 small flags planted on the side of the straight runway in the school's rectangular sports field. The distance between every two small flags is 2 meters. Now it is changed to only 26 small flags. What is the distance between every two small flags? rice?
学校矩形运动场，笔直的跑道一旁插着51面小旗，每两面小旗之间的间隔是2米，现在要改为只插26面小旗，每两面小旗之间的间隔应改为多少米？
<gadget id="calculator">51 - 1</gadget>
<output>50</output>

<gadget id="calculator">50 * 2</gadget>
<output>100</output>

<gadget id="calculator">26 - 1</gadget>
<output>25</output>

<gadget id="calculator">100 / 25</gadget>
<output>4</output>

<result>4</result>