I am having an issue with trying to make my code to have a
required output
////////////Input//////////
With computer science, you can work in any industry.
0
//////////Output//////////
Required Output
Enter some text to encrypt\n
Enter a key\n
Error: Key is divisible by 26. That's a bad key!\n
Useless key: 0\n
///////////Cipher.java///////// ------------ My code.
public class Cipher
{
private String plainText;
private int key;
public Cipher(String text, int key) throws EmptyPlainText, UselessKeyException
{
if (text == null || text.length()...