if __name__ == '__main__':
    klist = [
        "good ", "good ", "study",
        " good ", "good", "study ",
        "good ", " good", " study",
        " good ", "good", " study ",
        "good ", "good ", "study",
        " day ", "day", " up",
        " day ", "day", " up",
        " day ", "day", " up",
        " day ", "day", " up",
        " day ", "day", " up",
        " day ", "day", " up",
        " day ", "day", " up",
    ]
    nli=[i.strip() for i in klist]
    ms=set(nli)
    if ms.__len__()-klist.__len__()!=0:
        print("重复")
    else:
        print("不重复")