#!/usr/bin/env python3

lines = (x.strip() for x in open("input.txt"))
results = {
    'A X': 3,
    'A Y': 1 + 3,
    'A Z': 2 + 6,
    'B X': 1,
    'B Y': 2 + 3,
    'B Z': 3 + 6,
    'C X': 2,
    'C Y': 3 + 3,
    'C Z': 1 + 6,

}

print(sum(results[line] for line in lines))