Please help me include the words below in the encryption and decryption java code (its a method import java.util.*;
public class Main
{   
    public static boolean isALetter(char letter){
        if( (letter >= 'a' && letter = 'A' && letter =-32767 && encryptKey

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A: HI THEREI AM ADDING ASNWER BELOWPLEASE GO THROUGH IT THANK YOU