package shuiwang;

import java.util.Scanner;

public class shuiwang {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		        Scanner sca=new Scanner(System.in);
		        System.out.println("请输入帖子总数：");
		          int count=sca.nextInt();
		         int a[]=new int[count];
		         
		         int i,j=1,sw;
		        System.out.println("请分别输入帖子ID:");
		        for(i=0;i<count;i++)
		        {
		            a[i]=sca.nextInt();
		        }
		        sw=a[0];
		        for(i=1;i<count;i++)
		        {
		           if(sw!=a[i])
		           {
		                j=j-1;
		                if(j<=0)    
		                {
	                    sw=a[i+1];    
		                   j=1;     
		                    i++;
		                }
		           }
		           else
		           {
		                sw=a[i];
		                j=j+1;
		            }
		        }
		        System.out.println("水王ID是 "+sw);
	   }
	}