基础练习 芯片测试

import java.util.Scanner;  
      
    public class Main{   
        public static void main(String[] args) {
            Scanner input = new Scanner(System.in);
            int n;
            n = input.nextInt();
            int[][] b= new int[n][2];
            int[][] a = new int[n][n];
            for(int i=0;i<n;i++){
                for(int j=0;j<n;j++){
                    a[i][j] = input.nextInt();
                }
            }
            for(int i=0;i<n;i++){
                for(int j=0;j<n;j++){
                    if(a[j][i]==0)
                        b[i][0]++;
                    else
                        b[i][1]++;
                }
            }
            boolean begin = true;
            for(int i=0;i<n;i++){
                if(b[i][0]<b[i][1]){
                    if(begin){
                        System.out.print(i+1);
                        begin = false;
                    }
                    else 
                        System.out.print(" "+(i+1));
                }
            }
        }
    
 }