#include <stdio.h>
#include <stdlib.h>

int main(int argc, char **argv) {
  int hands;
  char dominant;
  scanf("%d %c", &hands, &dominant);
  
  int points = 0;

  for (int i=0; i<hands*4; i++) {
    char card, suit; 
    scanf(" %c%c", &card, &suit); // <--- The god damn space in front!!
    switch (card) {
      case 'A':
        points += 11;
        break;

      case 'K':
        points += 4;
        break;
      
      case 'Q':
        points += 3;
        break;
      
      case 'J':
        if (dominant == suit) {
          points += 20;
          break;
        }
        points += 2;
        break;

      case 'T':
        points += 10;
        break;
      
      case '9': 
        if (dominant == suit) {
          points += 14;
          break;
        }
      
      default:
        points += 0;
        break;
    } 
  }
  printf("%d\n", points);
}