摘要：代码如下 /** * 无向图 */ public class Graph { public int v;//顶点个数 public List<Integer> adj[];//邻接表 public static void main(String[] args) { Graph graph = con 阅读全文

摘要：小顶堆求top k问题 一、词频对象 WordWrap public class WordWrap implements Comparable { public String word; public int count; public WordWrap(String s, int count) { 阅读全文