alfabet C++

#include <iostream>
#include <stdlib.h>

using namespace std;

int main(){

    char a;
    start:
    cin >> a;
    switch ( a )
    {
        case 'a':
            cout << "  * " << endl <<" * *" << endl << " ***" << endl << " * *" << endl << " * *" << endl << endl;
            goto start;
        break;

        case 'k':
            cout << " *  *" << endl << " * * " << endl << " **  " << endl << " * * " << endl << " *  *" << endl << endl;
            goto start;
        break;

        case 'b':
            cout << " *** " << endl << " *  *" << endl <<" *** " << endl << " *  *" << endl << " *** "<< endl << endl;
            goto start;
        break;

        case 'r':
            cout << " *** " << endl << " *  *" << endl << " *** " << endl << " * * " << endl << " *  *" << endl << endl;
            goto start;
        break;

        case 'z':
            cout << " ****" << endl << "   * " << endl << "  *  " << endl << " *   " << endl << " ****" << endl << endl;
            goto start;
        break;

        case 'y':
            cout << " *  *" << endl << "  * *" << endl << "   * " << endl << "  *  " << endl << " *   " << endl << endl;
            goto start;
        break;

        case 's':
            cout << "  ***" << endl << " *   " << endl << "  ** " << endl << "    *" << endl << " *** " << endl << endl;
            goto start;
        break;

        case 'i':
            cout << "   * " << endl << "   * " << endl << "   * " << endl << "   * " << endl << "   * " << endl << endl;
            goto start;
        break;

        case 'e':
            cout << " ****" << endl << " *   " << endl << " *** " << endl << " *   " << endl << " ****" << endl << endl;
            goto start;
        break;

        case 'c':
            cout << "  ** " << endl << " *  *" << endl << " *   " << endl << " *  *" << endl << "  ** " << endl << endl;
            goto start;
        break;

        case 'd':
            cout << " *** " << endl << " *  *" << endl << " *  *" << endl << " *  *" << endl << " *** " << endl << endl;
            goto start;
        break;

        case 'f':
            cout << " ****" << endl << " *   " << endl << " *** " << endl << " *   " << endl << " *   " << endl << endl;
            goto start;
        break;

        case 'g':
            cout << "  ***" << endl << " *   " << endl << " * **" << endl << " *  *" << endl << "  ***" << endl << endl;
            goto start;
        break;

        case 'h':
            cout << " *  *" << endl << " *  *" << endl << " ****" << endl << " *  *" << endl << " *  *" << endl << endl;
            goto start;
        break;

        case 'j':
            cout << "    *" << endl << "    *" << endl << "    *" << endl << " *  *" << endl << "  ** " << endl << endl;
            goto start;
        break;

        case 'l':
            cout << " *   " << endl << " *   " << endl << " *   " << endl << " *   " << endl << " ****" << endl << endl;
            goto start;
        break;

        case 'm':
            cout << " *  *" << endl << " ****" << endl << " *  *" << endl << " *  *" << endl << " *  *" << endl << endl;
            goto start;
        break;

        case 'n':
            cout << " *  *" << endl << " ** *" << endl << " ****" << endl << " * **" << endl << " *  *" << endl << endl;
            goto start;
        break;

        case 'o':
            cout << "  ** " << endl << " *  *" << endl << " *  *" << endl << " *  *" << endl << "  ** " << endl << endl;
            goto start;
        break;

        case 'p':
            cout << " *** " << endl << " *  *" << endl << " *** " << endl << " *   " << endl << " *   " << endl << endl;
            goto start;
        break;

        case 't':
            cout << "  ***" << endl << "   * " << endl << "   * " << endl << "   * " << endl << "   * " << endl << endl;
            goto start;
        break;

        case 'u':
            cout << " *  *" << endl << " *  *" << endl << " *  *" << endl << " *  *" << endl << "  ** " << endl << endl;
            goto start;
        break;

        case 'v':
            cout << "  * *" << endl << "  * *" << endl << "  * *" << endl << "  * *" << endl << "   * " << endl << endl;
            goto start;
        break;

        case 'w':
            cout << " *  *" << endl << " *  *" << endl << " *  *" << endl << " ****" << endl << " *  *" << endl << endl;
            goto start;
        break;

        case 'x':
            cout << " *  *" << endl << "  ** " << endl << "  ** " << endl << " *  *" << endl << " *  *" << endl << endl;
            goto start;
        break;

        case 'q':
            cout << "  ** " << endl << " *  *" << endl << " *  *" << endl << "  ** " << endl << "    *" << endl << endl;
            goto start;
        break;

        case '1':
            cout << "   * " << endl << "  ** " << endl << "   * " << endl << "   * " << endl << "  ***" << endl << endl;
            goto start;
        break;

        case '_':
            cout << endl << endl << endl << endl << endl;
            goto start;
        break;
}

}