14 lines
379 B
C++
14 lines
379 B
C++
#include <coding.h>
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unsigned char encode(unsigned char c) {
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if ((c >= 'A' && c <= 'Z'))
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return ((c - 'A' + 13) % 26) + 'A';
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else if ((c >= 'a' && c <= 'z'))
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return ((c - 'a' + 13) % 26) + 'a';
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else
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return c; // Non-alphabetic characters are unchanged
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}
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unsigned char decode(unsigned char c) {
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return encode(c); // ROT13 encoding and decoding are the same
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}
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