3hw

package com.company;
import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b  = sc.nextInt();
        String [] [] mas = new String [b][a];
        for(int i = 0; i < b; i++){
            for(int j = 0 ;j < a; j++){
                mas[i][j] = sc.next();
            }
        }
        String [][] mas1 = new String[b][a];
        for(int i = 0; i < b; i++){
            for (int j = 0; j < a; j++){
                mas1[i][j] = sc.next();
            }
        }
        for (int i = 0; i < b; i++){
            for (int j = 0; j < a; j++){
                if(!(mas[i][j].equals(mas1[i][j]))){
                    if(!(mas[i][j].equals("*"))){
                        System.out.print(mas[i][j] + " ");
                    }
                }
            }
        }
    }
}