import random

class AI:
    def __init__(self, name):
        self.name = name

    def think(self, question):
        responses = [
            "这是一个很好的问题。",
            "我需要一些时间来思考。",
            "让我尝试回答这个问题。",
            "这个问题有点复杂。",
        ]
        return random.choice(responses)

def main():
    ai = AI("小智")
    question = input("请问：")
    response = ai.think(question)
    print(f"{ai.name}:{response}")

if __name__ == "__main__":
    main()