JAVA
java
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public class EncryptionExample
{
/* encrypt and decrypt a text using a simple algorithm of offsetting the letters */
static char[] chars = {
'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h',
'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p',
'q', 'r', 's', 't', 'u', 'v', 'w', 'x',
'y', 'z', '0', '1', '2', '3', '4', '5',
'6', '7', '8', '9', 'A', 'B', 'C', 'D',
'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L',
'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T',
'U', 'V', 'W', 'X', 'Y', 'Z', '!', '@',
'#', '$', '%', '^', '&', '(', ')', '+',
'-', '*', '/', '[', ']', '{', '}', '=',
'<', '>', '?', '_', '"', '.', ',', ' '
};
public static void main(String[] args)
{
String text = "This is awesome!";
int offset = 5;
String enc = encrypt(text, offset);
System.out.println("Encrypted text: " + enc);
String dec = decrypt(enc, offset);
System.out.println("Decrypted text: " + dec);
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OUTPUT
Ejecutar