#include <iostream>
#include<vector>
using namespace std;


int app(istream &f)
{
 unsigned int N;
 for(;;)
 {
	f>>N;
	if(N==0) return 0;
	vector<bool> sablon;
	string kodolt,dekodolt,tmp;
	char olvas;
	for(unsigned int i=0;i<N;i++)
	{
		for(unsigned int j=0;j<N;j++)
		{
			f >> olvas;
			sablon.push_back(olvas == '0');
		}
		f >> ws;
	}
	for(unsigned int i=0;i<N;i++)
	{
		getline(f,tmp);
		kodolt += tmp;
	}
	for(unsigned int i=0;i<4;i++)
	{
		for( unsigned int j = 0; j<sablon.size();j++)
		{
			if(sablon[j]) dekodolt+=kodolt[j];
		}
		vector<bool> sablon2(sablon.size(),false);
		for(unsigned int j = 0; j<sablon.size();j++)
		{
			if(sablon[j]){
				
				unsigned int x=j%N, y = j/N;
				unsigned int x2 = N - 1 - y;
				unsigned int y2 = x;
				sablon2[N*y2+x2] = true;
			}
		}
		sablon = sablon2;
	}
	cout << dekodolt << endl;
 }
 return 0;

}


int main()
{
  app(cin);

  return 0;
}