Zhang Jia walked from point A to point B, and Lily walked from point B to point A at the same time, and when they both reached the finish line, they returned quickly. While the two are walking, their respective speeds remain constant. The two met for the first time at a distance of 50 meters from place A, and the second time they met at a distance of 18 meters from place B. What is the distance between A and B?
张佳从甲地向乙地走，莉莉同时从乙地向甲地走，当他俩各自达到终点时，又迅速返回．两人行走过程中，各自速度不变．两人第一次相遇在距甲地50米处，第二次相遇在距乙地18米处．甲、乙两地相距多少米．
<gadget id="calculator">50 * 3</gadget>
<output>150</output>

<gadget id="calculator">150 - 18</gadget>
<output>132</output>

<result>132</result>