Such as the info [I] number
The info [10000] is a struct array, I, the number is a variable


Char number [10].//service
"Train" info [10000];//structure type of the array is used to store all of the service information;
The scanf (" % s ", the info [I] number)


Help ah don't know why is have what function

CodePudding user response:

What is structure?