/* Tue Mar 16 17:32:39 JST 2004 */
#include <stdio.h>

int top = 1, north = 2, west = 3;

int main()
{
  int i, n, _top;
  char s[1024];

  while (1) {
    gets(s); n = atoi(s); if (n == 0) { break; }
    top = 1;
    north = 2;
    west = 3;
    for (i = 0; i < n; i++) {
      gets(s);
      _top = top;
      if (strcmp(s, "north") == 0) {
        top = 7 - north;
        north = _top;
      }
      if (strcmp(s, "south") == 0) {
        top = north;
        north = 7 - _top;
      }
      if (strcmp(s, "west") == 0) {
        top = 7 - west;
        west = _top;
      }
      if (strcmp(s, "east") == 0) {
        top = west;
        west = 7 - _top;
      }
    }
    printf("%d\n", top);
  }
  return 0;
}
/* Tue Mar 16 17:40:37 JST 2004 */