<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[a184tjf的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/a184tjf</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; a184tjf]]></copyright><item><title><![CDATA[编写一个截取字符串的函数,输入为一个字符串和字节数]]></title><link>https://blog.youkuaiyun.com/a184tjf/article/details/119579201</link><guid>https://blog.youkuaiyun.com/a184tjf/article/details/119579201</guid><author>a184tjf</author><pubDate>Tue, 10 Aug 2021 21:04:13 +0800</pubDate><description><![CDATA[编写一个截取字符串的函数,输入为一个字符串和字节数,
          输出为按字节截取的字符串,但要保证汉字不被截取半个,
          如"我ABC", 4,应该截取"我AB",输入"我ABC汉DEF", 6,
          应该输出"我ABC",而不是"我ABC+汉的半个"。
          知识点: String中常用的方法
          gbk中一个汉字两个字节


public static void main(String[] args) {
//        S..]]></description><category></category></item><item><title><![CDATA[需求: 现在有16只球队, 存⼊到集合中,然后随机分成4组存⼊到4个集合中.遍历打印集合]]></title><link>https://blog.youkuaiyun.com/a184tjf/article/details/119578756</link><guid>https://blog.youkuaiyun.com/a184tjf/article/details/119578756</guid><author>a184tjf</author><pubDate>Tue, 10 Aug 2021 20:55:27 +0800</pubDate><description><![CDATA[public static void main(String[] args) {
        Random random = new Random();
        String[] strings = { "科特迪瓦","阿根廷","澳大利亚","塞尔维亚","荷兰","尼日利亚","日 
                     本","美国","中国","新西兰","巴西","比利时","韩国","喀麦隆","洪都拉斯","意    
                     大利"};
 .]]></description><category></category></item></channel></rss>