Task: this system can achieve the following functions: Input: the data can be recorded in the flight condition (data can be stored in a data file, data structure, specific data is determined). Query: can query the situation of a certain route (for example, input flight number, check the starting time, take off the flight to the city, the flight ticket price, ticket discount, determine whether the flight is full); You can enter the flight to the city and check the flight situation. Booking: (the booking can exist in a data file, and the structure itself is set) Can book tickets, if the flight has no ticket, can provide relevant optional flights; Refundable: refundable, modification of relevant data documents after refund; The customer information has the name, id number, the number of tickets and the flight conditions. The order should be numbered. Modify flight information: change the flight data file when the flight information is changed Requirements:

ariport.cpp

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