题解 | #坐标移动#

import java.util.*;
import java.util.regex.Pattern;

public class Main{
    
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String s = scanner.nextLine();
        int[] ints = coordinate(s);
        System.out.println(ints[0]+","+ints[1]);
    }

    public static int[] coordinate(String str){
        int[] result = new int[2];
        if(str==null || str.length()==0){
            return result;
        }
        String[] split = str.split(";",-1);
        for (String s : split) {
            if(s!=null&&s.length()>1 && Pattern.matches("^[ASWD][0-9]*$",s)){
                int mv = Integer.parseInt(s.substring(1));
                if(s.charAt(0)=='A'){
                    result[0] = result[0] + (-mv);
                }else if(s.charAt(0)=='D'){
                    result[0] = result[0] + mv;
                }else if(s.charAt(0)=='W'){
                    result[1] = result[1] + mv;
                }else if(s.charAt(0)=='S'){
                    result[1] = result[1] + (-mv);
                }
            }
        }
        return result;
    }
}