阅读下列程序,请写出该程序的功能。import java.io.*;class Test36{public static void main(String args []){int ch;try{FileReader in = new FileReader(new File("file 1.txt"));FileWriter out = new FileWriter(new File("file 2.txt"));while((ch=in.read())!=-1){if(ch>=(int)'A'&&ch=(int)'a'&& ch
阅读下列程序,请写出该程序的功能。import java.io.*;class Test36{public static void main(String args []){int ch;try{FileReader in = new FileReader(new File("file 1.txt"));FileWriter out = new FileWriter(new File("file 2.txt"));while((ch=in.read())!=-1){if(ch>=(int)'A'&&ch=(int)'a'&& ch
发布时间：2025-06-30 06:21:59
