• 2021-04-14
    阅读下列代码importjava.io.*;publicclassExample{publicstaticvoidmain(String[]args)throwsException{FileInputStreamin=newFileInputStream("itcast.txt");intb=0;while(true){b=in.______;if(b==-1){break;}System.out.println(b);}in.close()}}下列选项中,填写在程序空白处正确的是()