几个概念解释的非常清楚。原文来自于: http://es-ax.blogspot.in/2012/02/picking-registration-reservation.html   Picking, Registration, Reservation, Marking..What’s the Difference? The different ways of selec

Seat Reservation Manager Medium Design a system that manages the reservation state of n seats that are numbered from 1 to n. Implement the SeatManager class: SeatManager(int n) Initializes a SeatMan