列车时刻查询系统

train_infor -train_infor -star[20]:char -end[20]:char -train_order:int -hour_start.minute_star:int -gohour:float -《static》train_no:int +train_infor +input():void +input(ofstream&is;):void +output():void +output(ofstream&is;):void +gettime_start():void +gettime():bool +get_train_order(){return train_order;}:void +get_end()const:string 局部UML类图2： Train_link -key:int -password:int +train_link(){head=new train_infor;head->next=null;key=0} +input():void +mend():void +del():void +find(train_infor**p,int num,char*pn):int +found():void +show():void +save():void +begin():void +clear():void +about():void +mainmenu():char +setkey(int k){key=k;}:void +getkey(){return key;}:int