gistfile1.h

void display(int x[BOARD_WIDTH][BOARD_HEIGHT]) {
  printf("  1 2 3 4 5 6 7\n\n");
  
  for (int i = 0; i < BOARD_HEIGHT; ++i) {
    printf("%d ", i + 1);
    
    for (int j = 0; j < BOARD_WIDTH; ++j)
      if (x[j][i] >= (int)'0')
        printf("%c ", (char)(x[j][i] + (int)'0'));
    
    printf("\n\n");
  }
  
  return;
}