There are 500 students participating in a sports meeting in a certain school. They are arranged in a 5-way column with a distance of 1 meter between the front and back. What is the length of the team?
某校参加运动会的学生有500人，排成5路纵队、前后每两人间隔1米，这个队伍长多少米．
<gadget id="calculator">500 / 5</gadget>
<output>100</output>

<gadget id="calculator">100 - 1</gadget>
<output>99</output>

<gadget id="calculator">99 * 1</gadget>
<output>99</output>

<result>99</result>