寻找水王2

package test2;

import java.util.Scanner;
/*
 * 寻找水王
 */
public class test2 {
    public static void main(String[] args) {
        int[] a = null;//存储帖子id
        Scanner sc = new Scanner(System.in);
        System.out.println("请输入帖子总个数：");
        int num = sc.nextInt();
        a = new int[num];
       int d=0;;
       for(int i=0;i<num;i++){
           d=i+1;
           System.out.print("请输入第"+d+"个帖子数：");
           a[i]=sc.nextInt();
       }
        
        int id = 0;
        int c=0;


        
        for(int i=0;i<a.length;i++)
        {
            if(c==0) {
                id=a[i];
                c=1;
            }else if(c>0){
                if(a[i]==id) {
                    c=c+1;
                }else if(a[i]!=id){
                    c=c-1;
                }
            }
          
        }
        System.out.println("水王的ID为 : " + id);
        
    }

    
}