Notes
This function is in beta test. Please help improve it in the issues
here.
Your Answer
Welcome to the library management system, please type your commands. > b1 added to the system. > b2 added to the system. > c1 added to the system. > 1 b1 on shelf > 2 b2 on shelf > 1 b1 on shelf 2 b2 on shelf > 1 c1 > Exit the system!
JOJ Answer
Welcome to the library management system, please type your commands. > b1 added to the system. > b2 added to the system. > c1 added to the system. > 1 b1 on shelf > 2 b2 on shelf > 1 b1 on shelf 2 b2 on shelf > 1 c1 > Exit the system!