[백준] 5622 다이얼 - Implementation / Java

• 문제 링크

5622번: 다이얼

 

• 풀이 코드

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

public class Main {

    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

        int[] arr = {3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 10, 10, 10, 10};

        int cnt = 0;
        for (char c : br.readLine().toCharArray()) cnt += arr[c - 'A'];

        bw.write(String.valueOf(cnt));
        bw.flush();
    }

}