盛骏郑素敏:Come in ！..............

来源：百度文库 编辑：高考问答 时间：2024/05/05 18:32:52
一个人走回宫（边长1米的正方形），从头一直走 直到走不了，边问这个人共走了多少米
Come in! Come in ！.............. Come in ！.............. Come in ！.............. COME IN COME IN!!!! COME IN Come in！ Come in ！.............. Come in ！..............