@Override
public String toString() {
StringBuilder s = new StringBuilder();
Cpf cpf = (Cpf) cadastro;
ColunaWriter<Integer> inscricaoCol = inscricao.set(cpf.getInscricao());
s.append(inscricaoCol.get());
s.append("0000");
ColunaWriter<Integer> digitoCol = digito.set(cpf.getDigito());
s.append(digitoCol.get());
s.append(" ");
ColunaWriter<String> avalistaCol = avalista.set(nome);