[BOJ] 2864 5와 6의 차이 (JAVA)

https://www.acmicpc.net/problem/2864

2864번: 5와 6의 차이

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {

    public static void main(String[] args) throws Exception {

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        StringTokenizer st = new StringTokenizer(br.readLine(), " ");
        String s1 = st.nextToken();
        String s2 = st.nextToken();
        int max = Integer.parseInt(s1.replaceAll("5", "6")) + Integer.parseInt(s2.replaceAll("5", "6"));
        int min = Integer.parseInt(s1.replaceAll("6", "5")) + Integer.parseInt(s2.replaceAll("6", "5"));

        System.out.print(min + " " + max);

    }

}