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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def combinecrinfo(crinfo1, crinfo2):
 """ Combine two crinfos. First used is crinfo1, second used is crinfo2. """

    crinfo1 = fix_crinfo(crinfo1)
    crinfo2 = fix_crinfo(crinfo2)

    crinfo = [
        [crinfo1[0][0] + crinfo2[0][0], crinfo1[0][0] + crinfo2[0][1]],
        [crinfo1[1][0] + crinfo2[1][0], crinfo1[1][0] + crinfo2[1][1]],
        [crinfo1[2][0] + crinfo2[2][0], crinfo1[2][0] + crinfo2[2][1]],
    ]

    return crinfo