#include <iostream>
#include <string>
#include <vector>

using namespace std;

int main() {
    int n;
    cin >> n;
    
    vector<string> boom(n);
    vector<string> find(n);
    vector<string> big9(n);
    
    int arr[n][n];
    for(int i = 0; i < n; i++){
        cin >> boom[i];
    }
    for(int i = 0; i < n; i++){
        cin >> find[i];
   }
    for(int i = 0;i < n;i++){
        for(int j = 0; j < n; j++){
            if(boom[i][j] == '.' && find[i][j] =='.'){
                arr[i][j] = 0; 
            }
            else if(boom[i][j] == '*'&&find[i][j] == '.'){
                arr[i][j] = 1;
            }
            else if(boom[i][j] == '.' && find[i][j] == 'x'){
                arr[i][j] = 2;
            }
            else{
            arr[i][j] = 3;
            }
        }
    }
    for(int i = 0;i < n;i++){
        for (int j = 0;j < n;j++ ) {
            for(int m = -1; m < 2;m++){
                for (int k = -1;k < 2 ;k++ ) {
                    if (0 <= i+m < n && 0 <= j+k < n) {
                        big9[i][j] = 
                    }
                    //else if(arr[i][j] == 2 && boom[i] = '*'){
                        //for(int y=0; y < n;y++){
                            //for(int x=0; x<n; x++){
                                //if(arr[y][y] == 2) {
                                    //bi9[y][x] = '*';
                                //}
                            //}
                        //}
                    //}
                }
            }
        }
    }
    return 0;
}