import shared

R = "A"
P = "B"
S = "C"

X = "X" # lose
Y = "Y" # tie
Z = "Z" # win

Moves = {
    R: {X:S, Y:R, Z:P}, 
    P: {X:R, Y:P, Z:S}, 
    S: {X:P, Y:S, Z:R}, 
}

Scores = {
   R: 1, P: 2, S: 3, X: 0, Y: 3, Z: 6,
}

def run(moves):
    score = 0
    for o, a in moves:
        score += Scores[Moves[o][a]] + Scores[a]
    print(score)

def main():
    rows = [row.rstrip().split() for row in shared.load(2)]
    run(rows)


if __name__ == "__main__":
    main()