Unterschiede

Hier werden die Unterschiede zwischen zwei Versionen angezeigt.

--- j11:verschluesselung:start [2023/06/13 15:07] – [Vigenère-Verschlüsselung] Martin Pabst
+++ j11:verschluesselung:start [2023/06/13 15:08] (aktuell) – [Cäsar-Verschlüsselung] Martin Pabst
@@ Zeile 22: / Zeile 22: @@
 class Cäsar {
-   int keyIndex;
+   int keyOffset;
    String alphabet = "abcdefghijklmnopqrstuvwxyzäöüßABCDEFGHIJKLMNOPQRSTUVWXYZÄÖÜ ";
    public Cäsar(char key) {
-      this.keyIndex = alphabet.indexOf(key);
+      this.keyOffset = alphabet.indexOf(key);
    }
@@ Zeile 35: / Zeile 35: @@
          char plainCharacter = plaintext.charAt(index);
          int charIndex = alphabet.indexOf(plainCharacter);
-         charIndex = (charIndex + keyIndex) % alphabet.length();
+         charIndex = (charIndex + keyOffset) % alphabet.length();
          ciphertext += alphabet.charAt(charIndex);
@@ Zeile 51: / Zeile 51: @@
          char plainCharacter = ciphertext.charAt(index);
          int charIndex = alphabet.indexOf(plainCharacter);
-         charIndex = (charIndex - keyIndex + alphabet.length()) % alphabet.length();
+         charIndex = (charIndex - keyOffset + alphabet.length()) % alphabet.length();
          plaintext += alphabet.charAt(charIndex);