Introduction - If you have any usage issues, please Google them yourself
A recent working document: using c++ to do flight management system, function 1), input: you can input flight conditions (data can be stored in a data file, data structure, specific data from the set) 2), query: can query some routes (such as, enter the flight number, check arrival and departure times, arrival departure city, flight fares, fare discounts, to determine whether the full flight position) 3), reservations: (booking conditions there can be a data file , the structure of their set) 4), refund: refundable, refundable after the revision of relevant data files 5), modify the flight information: