//主函数 int main() { char c; system(\ system(\ do{ system(\ }
printf(\ 航空客运订票系统主菜单\\n\
printf(\
printf(\ 1.航班管理菜单\\n\ printf(\ 2.订票办理菜单\\n\ printf(\ 3.退票办理菜单\\n\ printf(\ 4.乘客管理菜单\\n\ printf(\ 5.退出系统\\n\ printf(\谢谢使用航空客运订票系统********************\\n\ printf(\请选择您想要的服务：\ scanf(\ switch(c) { case'1':LinemanageMenu();break; case'2':bookingMenu();break; case'3':RefundticketMenu();break; case'4':CustomermagMenu();break; case'5':exit(0); default:break; }
}while(c!='5');