N=int(raw_input())

markTable=['D','C','H','S']
numTable=['A','2','3','4','5','6','7','8','9','T','J','Q','K']
def trans(card):
    ret=[1,1]
    for i,c in enumerate(markTable):
        if c==card[0]:
            ret[0]=i
    for i,c in enumerate(numTable):
        if c==card[1]:
            ret[1]=i
    return ret

Cards=map(trans,raw_input().split())
Cards.sort()

for p,q in Cards:
    print "%c%c" % (markTable[p],numTable[q]),