char.java

项目实战

import java.io.*;
class char1{
	public static void main(String []args){
		BufferedReader s=new BufferedReader(
			new InputStreamReader(System.in));
			
			String f="";
			try{
				f=s.readLine();	
			}catch(Exception ww){
				ww.printStackTrace();
			}
		
		for(int i=0;i<f.length();i++){
			if((f.charAt(i)+13)<=122){
				System.out.print((char)(f.charAt(i)+13));
			}else{
				System.out.print((char)(f.charAt(i)+13-122+96));
			}
		}
		
	}
}