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i don't understand this method haw it work !!!?

P: 1
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  1. private char encryptChar(char c, int k) {
  2.         if (Character.isLetter(c))
  3.             return (char) ('A' + (c - 'A' + k) % 26);
  4.         else
  5.             return c;
  6.     }
Oct 9 '12 #1
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Rabbit
Expert Mod 10K+
P: 12,421
It's basically a caeser cipher. Meaning that it shifts a character k number of characters forward. With k = 1, a becomes b, b becomes c, c becomes d, z becomes a, etc.
Oct 10 '12 #2

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