#!/usr/bin/env python

# lose: 0
# draw: 3
# win: 6

outcomes = {
    'A': { # rock: 1
        'X': 1 + 3, # rock
        'Y': 2 + 6, # paper
        'Z': 3 + 0  # scissors
    },
    'B': { # paper: 2
        'X': 1 + 0, # rock
        'Y': 2 + 3, # paper
        'Z': 3 + 6  # scissors
    },
    'C': { # scissors: 3
        'X': 1 + 6, # rock
        'Y': 2 + 0, # paper
        'Z': 3 + 3  # scissors
    }
}

score = 0

with open('input') as f:
    for line in f:
        moves = line.rstrip().split(" ")
        score = score + outcomes[moves[0]][moves[1]]

print(score)