#define _ISOC99_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <string.h>


typedef struct {
  int x;
  int y;
} pair;


void transform(int n, pair *grille, int grille_n) {
  int i;
  for (i = 0; i < grille_n; ++i) {
    int x = n - 1 - grille[i].y;
    int y = grille[i].x;
    grille[i].x = x;
    grille[i].y = y;
  }
}

#define hash(g) ((10000 * (g)->y) + (g)->x)

int cmp_grille(const void *_a, const void *_b) {
  pair *a = (pair*) _a;
  pair *b = (pair*) _b;
  return hash(a) - hash(b);
}

void print_the_shit(int n, int grille_n, pair *grille, char *text) {
  int limit = n, i;
  while (limit--) {
    qsort(grille, grille_n, sizeof(*grille), cmp_grille);
    for (i = 0; i < grille_n; ++i) {
      //printf("%i %i %c\n", grille[i].x, grille[i].y, *(text + n * grille[i].y + grille[i].x));
      printf("%c", *(text + n * grille[i].y + grille[i].x));
    }
    transform(n, grille, grille_n);
  }
  printf("\n");
}

int main () {
  for (;;) {
    int n, count = 0, i, j;
    char c;
    scanf("%i\n", &n);
    if (!n)
      return 0;
    pair *grille = malloc(sizeof(*grille) * (n * n + 1));
    char *text = malloc(sizeof(*text) * (n * n + 1));
    for (i = 0; i < n; ++i) {
      for (j = 0; j < n; ++j) {
        scanf("%c", &c);
        if ('O' == c) {
          grille[count].y = i;
          grille[count].x = j;
          ++count;
        }
      }
      scanf("\n");
      grille[count].x = grille[count].y = 0;
    }
    for (i = 0; i < n; ++i) {
      scanf("%s", text + i * n);
    }
    print_the_shit(n, count, grille, text);
  }
  return 0;
}