题解 | #坐标移动#

import java.util.*;
public class Main{
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        Map<Character,Integer> map=new HashMap<>();
        String s = sc.nextLine();
        int x=0,y=0;
        String[] arr = s.split(";");
        String regex = "[AWDS]{1}\\d{1}\\d?";
        for (int i = 0; i < arr.length; i++) {
            if(arr[i].matches(regex)){
                char k=arr[i].charAt(0);
                String ss = "";
                if(arr[i].length()==2){
                    ss=arr[i].substring(1,2);
                }else{
                    ss=arr[i].substring(1,3);
                }
                int a = Integer.parseInt(ss);
                switch(k){
                    case 'A':
                        x-=a;
                        break;
                    case 'W':
                        y+=a;
                        break;
                    case 'S':
                        y-=a;
                        break;
                    case 'D':
                        x+=a;
                        break;
                }
            }
        }
        System.out.println(x+","+y);
    }
}