def teste_4000(): try: ar(4000) except OutOfBounds: pass else: assert False
def teste_5(): assert ar(5) == 'V'
def teste_2(): assert ar(2) == 'II'
def teste_97(): assert ar(190) == 'CXC'
def teste_14(): assert ar(14) == 'XIV'
def teste_90(): assert ar(90) == 'XC'
def teste_2000(): assert ar(2000) == 'MM'
def teste_9(): assert ar(9) == 'IX'
def teste_1():
assert ar(1) == 'I'
def teste_86(): assert ar(86) == 'LXXXVI'
def teste_7(): assert ar(7) == 'VII'
def teste_4(): assert ar(4) == 'IV'
def teste_6(): assert ar(6) == 'VI'
def teste_3(): assert ar(3) == 'III'
