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def checkio(n):
    result = ''
    for arabic, roman in zip((1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1),
                             'M     CM   D    CD   C    XC  L   XL  X   IX V  IV I'.split()):
        result += n // arabic * roman
        n %= arabic
    return result

f = open('cipa.txt', 'r')
b = open('ans.txt', 'w')
for line in f:
    b.write(checkio(int(line)))
    b.write(" ")
b.close()

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