n=input()
S=['S 1','S 2','S 3','S 4','S 5','S 6','S 7','S 8','S 9','S 10','S 11','S 12','S 13']
H=['H 1','H 2','H 3','H 4','H 5','H 6','H 7','H 8','H 9','H 10','H 11','H 12','H 13'] 
C=['C 1','C 2','C 3','C 4','C 5','C 6','C 7','C 8','C 9','C 10','C 11','C 12','C 13']
D=['D 1','D 2','D 3','D 4','D 5','D 6','D 7','D 8','D 9','D 10','D 11','D 12','D 13']
cards=[S,H,C,D]
for i in range(n):
  cardlist=raw_input()
  if 'S' in cardlist:
    cards[0].remove(cardlist)
  if 'H' in cardlist:
    cards[1].remove(cardlist)
  if 'C' in cardlist:
    cards[2].remove(cardlist)
  if 'D' in cardlist:
    cards[3].remove(cardlist)
for j in range(4):
  for i in cards[j]:
    print i