Xiao Ming and Xiao Qiang started from the same point on the 400-meter circular runway, and walked with their backs. When they met for the first time, Xiao Ming turned and ran back; when they met again, Xiao Qiang turned and ran back; He and Xiaoqiang turned directions alternately. The speed of the two remains constant during the exercise. Xiao Ming runs 3 meters per second, and Xiao Qiang runs 5 meters per second. Ask: When they met for the 99th time, how many meters was the meeting point from the starting point?
小明和小强从400米环形跑道的同一点出发，背向而行，当他们第1次相遇时，小明转身往回跑；再次相遇时，小强转身往回跑；以后的每次相遇分别是小明和小强两人交替调转方向．两人的速度在运动过程中始终保持不变，小明每秒跑3米，小强每秒跑5米．试问：当他们第99次相遇时，相遇点距离出发点多少米？
<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<gadget id="calculator">400 / 2</gadget>
<output>200</output>

<result>200</result>