［抄题］: Given many words, words[i] has weight i. Design a class WordFilter that supports one function, WordFilter.f(String prefix, String suffix). It will return the word with given prefix and suffix with maximum weight. If no word exists, return -1. E…

题目如下: Given many words, words[i] has weight i. Design a class WordFilter that supports one function, WordFilter.f(String prefix, String suffix). It will return the word with given prefix and suffix with maximum weight. If no word exists, return -1. E…

Given many words, words[i] has weight i. Design a class WordFilter that supports one function, WordFilter.f(String prefix, String suffix). It will return the word with given prefix and suffix with maximum weight. If no word exists, return -1. Example…

Given many words, words[i] has weight i. Design a class WordFilter that supports one function, WordFilter.f(String prefix, String suffix). It will return the word with given prefix and suffix with maximum weight. If no word exists, return -1. Example…

Given many words, words[i] has weight i. Design a class WordFilter that supports one function, WordFilter.f(String prefix, String suffix). It will return the word with given prefix and suffix with maximum weight. If no word exists, return -1. Example…

<trim prefix="where" prefixOverrides="where" suffixOverrides="and"> <if test="select_items != null"> ID = #{select_items,jdbcType=VARCHAR} or HOME_URL = #{select_items,jdbcType=VARCHAR} or CHIEF = #{sele…

JS中可以用indexOf来查找某个字符串里的某些内容的索引,也就是在字符串的位置.如果存在该字符串,会返回该字符串的索引,如果不存在会返回-1,可以通过某些内容的索引是否为-1判断是否存在该字符串.但是这个不支持正则表达式,JS里还有一个方法search方法,也可以搜索到匹配内容的索引,该方法的参数可是正则表达式,也可以接受字符串作为参数.格式是:字符串.search(正则表达式) 该文还测试了正则表达式中的|,是查找分隔的任何项|:查找分隔的任何项 如果是简单的一个字符串,可以用indexO…

SpringMVC的默认组件都是在DispatcherServlet.properties配置文件中配置的: spring-webmvc->org/springframewrok/web/servlet/DispatcherServlet.properties,该文件中配置了默认的视图解析器 打开org.springframework.web.servlet.view.UrlBasedViewResolver翻看该解析器源码,可以看到该解析器的默认设置 public static final S…

题目描述 Snuke is interested in strings that satisfy the following conditions: The length of the string is at least N. The first N characters equal to the string s. The last N characters equal to the string t. Find the length of the shortest string that…

create 创建             limit 限制        count  计算     rollup  几上归纳 drop   降下,撤销                         distinct       独特的 alter   修改                                  union all     集合所有 modify 更改                                  values      标准 desc    …