static void Main(string[] args)
{
string cryptFilePath = args[0];
Console.WriteLine("Crypt file path: {0}", cryptFilePath);
string cryptFileContent = File.ReadAllText(cryptFilePath).ToLower();
string cryptText = Resource.cryptoText;
FrequencyCharInfo publicCharInfo = new FrequencyCharInfo();
StatisticCharInfo customerStatisticInfo = new StatisticCharInfo();
customerStatisticInfo.ProcessCryptData(cryptFileContent);
customerStatisticInfo.WriteToConsole();
FrequencyCharInfo customerCharInfo = customerStatisticInfo.CreateFrequencyCharInfo();
// n -> a
// nc, nx -> am, an, as, at
// xzr -> the
// ? ncf --> and or any
// ? ur --> be
SubstitutionEngine substitutionEngine = new SubstitutionEngine(publicCharInfo, customerCharInfo);
substitutionEngine.AddPair('n', 'a');
substitutionEngine.AddPair('j', 'o');
// substitutionEngine.AddPair('x', 't');
// substitutionEngine.AddPair('r', 'e');
// substitutionEngine.AddPair('z', 'h');
// substitutionEngine.AddPair('f', 'd');
substitutionEngine.AddPair("xzryr nyr", "there are");
substitutionEngine.AddPair("fqeeryrcx", "different");
substitutionEngine.AddPair("rcojfqcm", "encoding");
substitutionEngine.AddPair("cvhury", "number");
substitutionEngine.AddPair("xpbrw", "types");
substitutionEngine.AddPair("aqxz", "with");
substitutionEngine.AddPair("wrtrynl", "several");
substitutionEngine.AddPair("blnqcxrgx", "plaintext");
substitutionEngine.AddPair("wrsvrcor", "sequence");
Dictionary<char, char> substitution = substitutionEngine.CreateSubstitution();
foreach (KeyValuePair<char, char> keyValuePair in substitution)
{
Console.WriteLine("{0} ({1:N}) --> {2} ({3:N})",
keyValuePair.Key, customerStatisticInfo.CustomerCharsFrequency[keyValuePair.Key].Frequency,
keyValuePair.Value, publicCharInfo.PublicCharsFrequency[keyValuePair.Value]);
}
Console.WriteLine();
Console.WriteLine("Decoded text:");
StringBuilder plainText = new StringBuilder();
foreach (char c in cryptFileContent)
{
plainText.Append(substitution.ContainsKey(c) ? substitution[c] : c);
}
Console.WriteLine(plainText.ToString());
}
static void Main(string[] args)
{
string cryptFilePath = args[0];
Console.WriteLine("Crypt file path: {0}", cryptFilePath);
string cryptFileContent = File.ReadAllText(cryptFilePath).ToLower();
string cryptText = Resource.cryptoText;
FrequencyCharInfo publicCharInfo = new FrequencyCharInfo();
StatisticCharInfo customerStatisticInfo = new StatisticCharInfo();
customerStatisticInfo.ProcessCryptData(cryptFileContent);
customerStatisticInfo.WriteToConsole();
FrequencyCharInfo customerCharInfo = customerStatisticInfo.CreateFrequencyCharInfo();
// n -> a
// nc, nx -> am, an, as, at
// xzr -> the
// ? ncf --> and or any
// ? ur --> be
SubstitutionEngine substitutionEngine = new SubstitutionEngine(publicCharInfo, customerCharInfo);
substitutionEngine.AddPair('n', 'a');
substitutionEngine.AddPair('j', 'o');
// substitutionEngine.AddPair('x', 't');
// substitutionEngine.AddPair('r', 'e');
// substitutionEngine.AddPair('z', 'h');
// substitutionEngine.AddPair('f', 'd');
substitutionEngine.AddPair("xzryr nyr", "there are");
substitutionEngine.AddPair("fqeeryrcx", "different");
substitutionEngine.AddPair("rcojfqcm", "encoding");
substitutionEngine.AddPair("cvhury", "number");
substitutionEngine.AddPair("xpbrw", "types");
substitutionEngine.AddPair("aqxz", "with");
substitutionEngine.AddPair("wrtrynl", "several");
substitutionEngine.AddPair("blnqcxrgx", "plaintext");
substitutionEngine.AddPair("wrsvrcor", "sequence");
Dictionary <char, char> substitution = substitutionEngine.CreateSubstitution();
foreach (KeyValuePair <char, char> keyValuePair in substitution)
{
Console.WriteLine("{0} ({1:N}) --> {2} ({3:N})",
keyValuePair.Key, customerStatisticInfo.CustomerCharsFrequency[keyValuePair.Key].Frequency,
keyValuePair.Value, publicCharInfo.PublicCharsFrequency[keyValuePair.Value]);
}
Console.WriteLine();
Console.WriteLine("Decoded text:");
StringBuilder plainText = new StringBuilder();
foreach (char c in cryptFileContent)
{
plainText.Append(substitution.ContainsKey(c) ? substitution[c] : c);
}
Console.WriteLine(plainText.ToString());
}
