output.txt

Cons(
  Rule(
    expresion,
    Cons(
      Production(
        Cons(
          SymbolNonterm(
            termino
          ),
          Cons(
            SymbolNonterm(
              expresion1
            ),
            Nil
          )
        ),
        TermParameter(
          $,
          2
        )
      ),
      Nil
    )
  ),
  Cons(
    Rule(
      expresion1,
      Cons(
        Production(
          Nil,
          TermHole
        ),
        Cons(
          Production(
            Cons(
              SymbolLiteral(
                "+"
              ),
              Cons(
                SymbolNonterm(
                  termino
                ),
                Cons(
                  SymbolNonterm(
                    expresion1
                  ),
                  Nil
                )
              )
            ),
            TermParameter(
              $,
              3
            )
          ),
          Cons(
            Production(
              Cons(
                SymbolLiteral(
                  "-"
                ),
                Cons(
                  SymbolNonterm(
                    termino
                  ),
                  Cons(
                    SymbolNonterm(
                      expresion1
                    ),
                    Nil
                  )
                )
              ),
              TermParameter(
                $,
                3
              )
            ),
            Nil
          )
        )
      )
    ),
    Cons(
      Rule(
        termino,
        Cons(
          Production(
            Cons(
              SymbolNonterm(
                factor
              ),
              Cons(
                SymbolNonterm(
                  termino1
                ),
                Nil
              )
            ),
            TermParameter(
              $,
              2
            )
          ),
          Nil
        )
      ),
      Cons(
        Rule(
          termino1,
          Cons(
            Production(
              Nil,
              TermHole
            ),
            Cons(
              Production(
                Cons(
                  SymbolLiteral(
                    "*"
                  ),
                  Cons(
                    SymbolNonterm(
                      factor
                    ),
                    Cons(
                      SymbolNonterm(
                        termino1
                      ),
                      Nil
                    )
                  )
                ),
                TermParameter(
                  $,
                  3
                )
              ),
              Cons(
                Production(
                  Cons(
                    SymbolLiteral(
                      "div"
                    ),
                    Cons(
                      SymbolNonterm(
                        factor
                      ),
                      Cons(
                        SymbolNonterm(
                          termino1
                        ),
                        Nil
                      )
                    )
                  ),
                  TermParameter(
                    $,
                    3
                  )
                ),
                Cons(
                  Production(
                    Cons(
                      SymbolLiteral(
                        "mod"
                      ),
                      Cons(
                        SymbolNonterm(
                          factor
                        ),
                        Cons(
                          SymbolNonterm(
                            termino1
                          ),
                          Nil
                        )
                      )
                    ),
                    TermParameter(
                      $,
                      3
                    )
                  ),
                  Nil
                )
              )
            )
          )
        ),
        Cons(
          Rule(
            factor,
            Cons(
              Production(
                Cons(
                  SymbolNum,
                  Nil
                ),
                TermParameter(
                  $,
                  1
                )
              ),
              Cons(
                Production(
                  Cons(
                    SymbolLiteral(
                      "("
                    ),
                    Cons(
                      SymbolNonterm(
                        expresion
                      ),
                      Cons(
                        SymbolLiteral(
                          ")"
                        ),
                        Nil
                      )
                    )
                  ),
                  TermParameter(
                    $,
                    2
                  )
                ),
                Nil
              )
            )
          ),
          Nil
        )
      )
    )
  )
)