地铁：恐怖末班车

[Story Background] Li Xiwei is a staff member of a financial company. He often works overtime. He is not satisfied with ordinary life, working hard, and striving for a more exciting life. On May 20th, Li Xiyu got off work late this day. He stood up slowly from the work station as usual, and his hands raised his head and stretched out. I took a look at the watch, it was already 23:00, and the window was still busy and the neon flashed. He must catch the last subway at 23:30. The subway usually digs 20 meters down, but the line 10 where Li Xiyu sits will pass through the station with a depth of 38 meters, because this station will pass through the other two subway lines, and the depth of the following will be deeper. He rushed out of the company, hurriedly greeted the security guard, came to the subway entrance next to...