It was originally planned to bury 301 utility poles along the side of the road, and the distance between every two adjacent poles is 50 meters. Later, only 201 roots were actually buried. Find the actual distance between two adjacent roots.
原计划沿公路一旁埋电线杆301根，每相邻两根的间距是50米．后来实际只埋了201根，求实际每相邻两根的间距．
<gadget id="calculator">301 - 1</gadget>
<output>300</output>

<gadget id="calculator">300 * 50</gadget>
<output>15_000</output>

<gadget id="calculator">201 - 1</gadget>
<output>200</output>

<gadget id="calculator">15_000 / 200</gadget>
<output>75</output>

<result>75</result>