题解 | #坐标移动#正则匹配

import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String s = in.nextLine();
        int x = 0, y = 0;
        String[] a = s.split(";");
         for(int i=0;i<a.length;i++) {
            if(a[i].matches("A\\d{1,2}")){
                x-=Integer.parseInt(a[i].substring(1));
            }else if(a[i].matches("W\\d{1,2}")) y+=Integer.parseInt(a[i].substring(1));
            else if(a[i].matches("D\\d{1,2}")) x+=Integer.parseInt(a[i].substring(1));
            else if(a[i].matches("S\\d{1,2}")) y-=Integer.parseInt(a[i].substring(1));
        }
        System.out.println(x + "," + y);
    }
}