Закодировать открытый текст шифрограммы по правилам азбуки Морзе — C++(Си)

class Word
        {
                private string s;
                private string[,] morz_arr = new string[52, 3] 
                        { 
                        {"а","a",".-"},
                        {"б","b","-..."},
                        {"в","w",".--"},
                        {"г","g","--."},
                        {"д","d","-.."},
                        {"е","e","."},
                        {"ж","v","...-"},
                        {"з","z","--.."},
                        {"и","i",".."},
                        {"й","j",".---"},
                        {"к","k","-.-"},
                        {"л","l",".-.."},
                        {"м","m","--"},
                        {"н","n","-."},
                        {"о","o","---"},
                        {"п","p",".--."},
                        {"р","r",".-."},
                        {"с","s","..."},
                        {"т","t","-"},
                        {"у","u","..-"},
                        {"ф","f","..-."},
                        {"х","h","...."},
                        {"ц","c","-.-."},
                        {"ч","none","---."},
                        {"ш","none","----"},
                        {"щ","q","--.-"},
                        {"ъ","none","--.--"},
                        {"ы","y","-.--"},
                        {"ь","x","-..-"},
                        {"э","none","..-.."},
                        {"ю","none","..--"},
                        {"я","none",".-.-"},
                        {"1","none",".----"},
                        {"2","none","..---"},
                        {"3","none","...--"},
                        {"4","none","....-"},
                        {"5","none","....."},
                        {"6","none","-...."},
                        {"7","none","--..."},
                        {"8","none","---.."},
                        {"9","none","----."},
                        {"0","none","-----"},
                        {".","none","······"},
                        {":","none","−−−···"},
                        {";","none","−·−·−·"},
                        {"(",")","−·−−·−"},
                        {"_","none","·−−−−·"},
                        {"\"","none","·−··−·"},
                        {"-","none","−····−"},
                        {"/","none","−··−·"},
                        {"?","none","··−−··"},
                        {"!","none","−−··−−"}
                        };
 
 
 
                public Word(string text)
                {
                        s = text;
                }
 
                public string ConverToMorz()
                {
                        string ret = "";
 
                        for ( int i = 0; i < s.Length; i++ )
                        {
                                for ( int j = 0; j < 52; j++ )
                                {
                                        for ( int l = 0; l < 3; l++ )
                                        {
                                                if ( s[i].ToString() == morz_arr[j, l] )
                                                {
                                                        ret += morz_arr[j, 2];
                                                }
                                        }
                                }
                        }
 
                        return ret;
                }
        }