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GeneralRe: Cannot use COMBOBOX INFO Pin
Tomasz Sowinski19-Mar-02 4:31
Tomasz Sowinski19-Mar-02 4:31 
GeneralRe: Cannot use COMBOBOX INFO Pin
Tomasz Sowinski19-Mar-02 4:43
Tomasz Sowinski19-Mar-02 4:43 
GeneralRe: Cannot use COMBOBOX INFO Pin
Tomasz Sowinski19-Mar-02 4:48
Tomasz Sowinski19-Mar-02 4:48 
GeneralRe: Cannot use COMBOBOX INFO Pin
Tomasz Sowinski19-Mar-02 4:53
Tomasz Sowinski19-Mar-02 4:53 
Generalhelp needed on arrays Pin
Jasmin Khan19-Mar-02 3:16
Jasmin Khan19-Mar-02 3:16 
GeneralRe: help needed on arrays Pin
RalfPeter19-Mar-02 3:35
RalfPeter19-Mar-02 3:35 
GeneralRe: help needed on arrays Pin
Jasmin Khan19-Mar-02 4:02
Jasmin Khan19-Mar-02 4:02 
GeneralRe: help needed on arrays Pin
Jon Hulatt19-Mar-02 5:58
Jon Hulatt19-Mar-02 5:58 
You can do a Vigniere cipher much easier than that. You don't need an array.

a character in C is simply an 8 bit number. eg, the letter 'A' is value 65. 'B' is 66 etc.

You can use single characters and numbers interchangeably.

eg. char MyNumber = 'A'; // MyNumber contains 65.

To this end, you can encipher characters just by adding or subtracting an offset to them.

Try this:

char message[]="This is the plaintext";
int shift=5;

cout << "Plaintext: " << message << "\n";

for (int i=0; i < strlen(plaintext); i++)
{
  *message[i] += shift;
}


cout << "Ciphertext: " << message << "\n";



That should give you a good start.

Jon

Sorry to dissapoint you all with my lack of a witty or poignant signature.
GeneralVisual C++ class view Pin
Gutner19-Mar-02 1:52
Gutner19-Mar-02 1:52 
GeneralRe: Visual C++ class view Pin
Mazdak19-Mar-02 2:08
Mazdak19-Mar-02 2:08 
GeneralRe: Visual C++ class view Pin
Gutner19-Mar-02 2:24
Gutner19-Mar-02 2:24 
GeneralRe: Visual C++ class view Pin
Mazdak19-Mar-02 2:47
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GeneralRe: Visual C++ class view Pin
Gutner19-Mar-02 3:08
Gutner19-Mar-02 3:08 
GeneralRe: Visual C++ class view Pin
Tomasz Sowinski19-Mar-02 3:10
Tomasz Sowinski19-Mar-02 3:10 
GeneralRe: Visual C++ class view Pin
Mazdak19-Mar-02 3:23
Mazdak19-Mar-02 3:23 
GeneralRe: Visual C++ class view Pin
Tomasz Sowinski19-Mar-02 3:19
Tomasz Sowinski19-Mar-02 3:19 
GeneralRe: Visual C++ class view Pin
Gutner19-Mar-02 22:55
Gutner19-Mar-02 22:55 
GeneralRe: Visual C++ class view Pin
Tomasz Sowinski19-Mar-02 22:54
Tomasz Sowinski19-Mar-02 22:54 
GeneralRe: Visual C++ class view Pin
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suss23-Mar-02 22:00 
GeneralFont Pin
Drawil19-Mar-02 0:32
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GeneralRe: Font Pin
Tomasz Sowinski19-Mar-02 0:41
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QuestionVC++ Professional Version or Standard Version??? Pin
mayanx18-Mar-02 23:43
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AnswerRe: VC++ Professional Version or Standard Version??? Pin
Nish Nishant19-Mar-02 0:14
sitebuilderNish Nishant19-Mar-02 0:14 
AnswerRe: VC++ Professional Version or Standard Version??? Pin
Mazdak19-Mar-02 1:09
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GeneralRe: VC++ Professional Version or Standard Version??? Pin
Nish Nishant19-Mar-02 1:33
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