答案(点此获取答案解析)
\u60f3\u6709\u4e00\u53ea\u5c0f\u732b,\u60a8\u6709\u591a\u4f59\u7684\u5c0f\u732b\u5417,\u9001\u6765\u597d\u591a\u5c0f\u732b,\u9664\u4e86\u4e00\u53ea\u732b\u81ea\u5df1\u85cf\u4e86\u8d77\u6765\uff0c\u6240\u6709\u7684\u732b\u90fd\u9001\u4eba\u4e86,\