dicx = { "A": 3, "B": 0, "C": 6}
dicy = {  "A": 6, "B": 3, "C": 0}
dicz = {  "A": 0, "B": 6, "C": 3}
dics = { "X" : dicx, "Y": dicy, "Z": dicz}

def funcy(lett, tempi):
    tempa = inp[tempi].replace(" "+lett, "")
    return dics[lett][tempa]
    

score=0

f = open('input2.txt', 'r')
inp = f.readlines()

for i in range(len(inp)):
    inp[i] = inp[i].strip()
    if "X" in inp[i]:
        score = score + 1
        score = score + funcy('X', i)
    elif "Y" in inp[i]:
        score = score + 2
        score = score + funcy('Y', i)
    elif "Z" in inp[i]:
        score = score + 3
        score = score + funcy('Z', i)

print(score)