课后作业之字串加密

 1 import java.util.Scanner;
 2 public class Kasa{
 3     public static void main(String[] args){
 4         Scanner sc = new Scanner(System.in);
 5         System.out.println("请输入要传递的信息: ");
 6         String str=sc.nextLine();
 7         char[] c1=new char[str.length()];
 8         for(int i=0;i<str.length();i++){
 9             c1[i]=(char) (str.charAt(i)+3);
10         }
11         String s=new String(c1);
12         System.out.println("翻译后的信息为："+ s);
13         
14         
15         
16         
17         
18     }
19 }