答案(点此获取答案解析)
\u677e\u9f20\u4e0d\u8eb2\u85cf\u5728\u5730\u5e95\u4e0b\uff0c\u7ecf\u5e38\u5728\u9ad8\u5904\u6d3b\u52a8\uff0c\u50cf\u98de\u9e1f\u4e00\u6837\u4f4f\u5728\u6811\u9876\u4e0a\uff0c\u6ee1\u6811\u6797\u91cc\u8dd1\uff0c\u4ece\u8fd9\u68f5\u6811\u8df3\u5230\u90a3\