题解 | #在字符串中找出连续最长的数字串#

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        while(in.hasNext()){
            String str = in.nextLine();
            String[] arr = str.split("[^0-9]{1,}");
            Arrays.sort(arr,(o1,o2)->{
                return o2.length()-o1.length();
            });
            String result = arr[0];
            for(int i = 1 ; i < arr.length;i++){
                if(arr[i].length() == arr[0].length()){
                    result+=arr[i];
                }else{
                    break;
                }
            }
            System.out.println(result+","+arr[0].length());
        }
    }
}