#include <iostream>
#include <string>
#include <string.h>

using namespace std;

bool holes[1000][1000][4];

int main()
{
	int n;
	cin >> n;
	while ( n!= 0 )
	{
		memset( holes, false, sizeof holes);
		for ( int i = 0; i < n; i++ )
		{
			string s;
			cin >> s;
			for ( int j = 0; j < n; j++ )
				if ( s[j] == 'O' )
				{
					int x = i, y = j;
					for ( int q = 0; q < 4; q++ )
					{
						holes[x][y][q] = true;
						int tm = x;
						x = y;
						y = n - 1 - tm;
					}
				}
		}
		string decoded[4];
		decoded[0] = decoded[1] = decoded[2] = decoded[3] = "";
		for ( int i = 0; i < n; i++ )
		{
			string line;
			cin >> line;
			for ( int j = 0; j < n; j++ )
			{
				for ( int q = 0; q < 4; q++ )
					if ( holes[i][j][q] )
						decoded[q] += line[j];
			}
		}
		cout << decoded[0] << decoded[1] << decoded[2] << decoded[3] << endl;
		cin >> n;
	}
	return 0;
}