题解 | #字符串排序#

import java.util.*;
public class Main{
    public static void main(String[] args){

    Scanner sc=new Scanner(System.in);  
    String str=sc.nextLine();
    String[] arr=str.split(";");
    for(int z=0;z<arr.length;z++){
        if(arr[z].equals("")){
            arr[z]="0";
        }
    }
      int num=0;int x=0;int y=0;
      int numA=0;int numD=0;int numW=0;int numS=0;
    for(int i=0;i<arr.length;i++){
        if(arr[i].charAt(0)=='A'){
            for(int j=1;j<arr[i].length();j++){
                if(arr[i].charAt(j)<='9'&&arr[i].charAt(j)>='0'){
                    num=num+1;
                }else{num=0;break;}
                if(num==arr[i].length()-1) {
                   numA=Integer.parseInt((String)arr[i].subSequence(1, arr[i].length()));num=0;
                   x=x-numA;
                }
            }
       }else if(arr[i].charAt(0)=='D'){
           for(int j=1;j<arr[i].length();j++){
               if(arr[i].charAt(j)<='9'&&arr[i].charAt(j)>='0'){
                   num=num+1;
               }else{num=0;break;}
               if(num==arr[i].length()-1) {
                     numD=Integer.parseInt((String)arr[i].subSequence(1, arr[i].length()));num=0;
                  x=x+numD;
               }
           }
      }else if(arr[i].charAt(0)=='W'){
          for(int j=1;j<arr[i].length();j++){
              if(arr[i].charAt(j)<='9'&&arr[i].charAt(j)>='0'){
                  num=num+1;
              }else{num=0;break;}
              if(num==arr[i].length()-1) {
                   numW=Integer.parseInt((String)arr[i].subSequence(1, arr[i].length()));num=0;
                 y=y+numW;
              }
          }
     }else if(arr[i].charAt(0)=='S'){
         for(int j=1;j<arr[i].length();j++){
             if(arr[i].charAt(j)<='9'&&arr[i].charAt(j)>='0'){
                 num=num+1;
             }else{num=0;break;}
             if(num==arr[i].length()-1) {
                 numS=Integer.parseInt((String)arr[i].subSequence(1, arr[i].length()));num=0;
                y=y-numS;
             }
         }
    }
    }System.out.println(x+","+y);
   }
}