#include <iostream>
#include <cstdlib>
#include <string>
using namespace std;

/*
    Translate an English message into Morse code
    using an array of structures.
*/

struct character {
    char c;      // English letter
    string s;    // Morse code
};

int main()
{
    const character alphabet[] {
        {'A', ".-"},
        {'B', "-..."},
        {'C', "-.-."},
        {'D', "-.."},
        {'E', "."},
        {'F', "..-."},
        {'G', "--."},
        {'H', "...."},
        {'I', ".."},
        {'J', ".---"},
        {'K', "-.-"},
        {'L', ".-.."},
        {'M', "--"},
        {'N', "-."},
        {'O', "---"},
        {'P', ".--."},
        {'Q', "--.-"},
        {'R', ".-."},
        {'S', "..."},
        {'T', "-"},
        {'U', "..-"},
        {'V', "...-"},
        {'W', ".--"},
        {'X', "-..-"},
        {'Y', "-.--"},
        {'Z', "--.."}
    };

    const size_t n {size(alphabet)};
    const string message {"HELLO WORLD"};

    for (size_t i {0}; i < message.size(); ++i)
    {
        const char c {message[i]};

        if (c == ' ')
        {
            cout << "/ ";
        }
        else
        {
            for (size_t j {0}; j < n; ++j)
            {
                if (alphabet[j].c == c)
                {
                    cout << alphabet[j].s << " ";
                    break;
                }
            }
        }
    }

    cout << "\n";
    return EXIT_SUCCESS;
}