void*crearRegistro(const char*formato, ...) {
    void*pt, *auxRegistro[10], **reg;
    pt = &formato;
    pt = (char**) pt + 1;
    int*ptI, cont = 0, *codigo;
    char**ptS, *ptC, *ptrCadena, *ptrLetra;
    double*ptD, *monto;
    reg = new void*[strlen(formato)];
    for (int i = 0; formato[i]; i++) {
        switch (formato[i]) {
            case 'i':
                ptI = (int*) pt;
                codigo = new int;
                *codigo = *ptI;
                reg[cont] = codigo;
                pt = (int*) pt + 1;
                cont++;
                break;
            case 'f':
                ptD = (double*) pt;
                monto = new double;
                *monto = *ptD;
                reg[cont] = monto;
                pt = (double*) pt + 1;
                cont++;
                break;
            case 's':
                ptS = (char**) pt;
                ptrCadena = new char [strlen(*ptS) + 1];
                strcpy(ptrCadena, *ptS);
                reg[cont] = ptrCadena;
                pt = (char**) pt + 1;
                cont++;
                break;
            case 'c':
                ptC = (char*) pt;
                ptrLetra = new char;
                *ptrLetra = *ptC;
                reg[cont] = ptrLetra;
                pt = (int*) pt + 1;
                cont++;
                break;
        }
    }
    return reg;
}