public Set2()
{
_ecbUtilities = new EcbUtilities();
_stringUtilities = new StringUtilities();
_hexadecimalUtilities = new HexadecimalUtilities();
}
/*
* Detect single-character XOR
* One of the 60-character strings in this file has been encrypted by single-character XOR.
* Find it.
*
* (Your code from #3 should help.)
*
*/
public string XorCipher(string[] hexadecimalStringArray)
{
double score = 0;
double highestScore = 0;
string decipheredString = String.Empty;
string highestScoringString = String.Empty;
StringUtilities stringScorer = new StringUtilities();
foreach (string hexadecimalString in hexadecimalStringArray)
{
decipheredString = XorCipher(hexadecimalString);
score = stringScorer.ScoreStringByLetter(decipheredString);
if (score > highestScore)
{
highestScore = score;
highestScoringString = decipheredString;
}
}
return highestScoringString;
}