def printchapter28note():
    '\n    print chapter28 note.\n    '
    print('Run main : single chapter twenty-eight!')
    chapter28_1.note()
    chapter28_2.note()
    chapter28_3.note()
    chapter28_4.note()
    chapter28_5.note()
print chapter28 note.
def printchapter28note():
    '\n    \n    '
    print('Run main : single chapter twenty-eight!')
    chapter28_1.note()
    chapter28_2.note()
    chapter28_3.note()
    chapter28_4.note()
    chapter28_5.note()