package cn.huanglei_hxx.leetCode;
import java.math.BigDecimal;
import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Scanner;
import java.util.Stack;
import java.util.regex.Pattern;
import org.xml.sax.ext.LexicalHandler;
public class Main{
//static Map<String,Integer> contacts=new HashMap<String,Integer>();
//static List<byte[]> lists=new ArrayList<byte[]>();
static List<Integer[]> lists=new ArrayList<Integer[]>();
public static void main(String[] args) {
Scanner scanner=new Scanner(System.in);
String input1=scanner.nextLine(); //边的数目
int in1=Integer.parseInt(input
myhomework--author _hxx
最新推荐文章于 2018-07-04 14:29:18 发布