백준 6단계 no.8

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String word = sc.next();
        String[] wordArr = word.split("");
        int sum = 0;

        for (String s : wordArr) {
            switch (s) {
                case "A":
                case "B":
                case "C":
                    sum += 3;
                    break;
                case "D":
                case "E":
                case "F":
                    sum += 4;
                    break;
                case "G":
                case "H":
                case "I":
                    sum += 5;
                    break;
                case "J":
                case "K":
                case "L":
                    sum += 6;
                    break;
                case "M":
                case "N":
                case "O":
                    sum += 7;
                    break;
                case "P":
                case "Q":
                case "R":
                case "S":
                    sum += 8;
                    break;
                case "T":
                case "U":
                case "V":
                    sum += 9;
                    break;
                default:
                    sum += 10;
                    break;
            }
        }

        System.out.println(sum);
    }
}