import java.util.*;
public class MingwenMiwen{
public static void main(String args[]){
int i;
char []a=new char[5];//char a[5];
Scanner reader=new Scanner(System.in);
for(i=0;i<a.length;i++){
a[i]=reader.nextLine();
}
char secret='z';
for(i=0;i<a.length;i++){
a[i]=(char)(a[i]^secret);
}
System.out.printf("密文为:\n");
for(i=0;i<a.length;i++){
System.out.printf("%3c",a[i]);
}
for(i=0;i<a.length;i++){
a[i]=(char)(a[i]^secret);
}
System.out.printf("\n明文为:\n");
for(i=0;i<a.length;i++){
System.out.printf("%3c",a[i]);
}
}
}
java中没有nextchar()，那该杂么办？求大神们帮帮忙。。。谢了