题解 | #坐标移动#

const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

void (async function () {
    // Write your code here
    rl.on("line", function (line) {
        let arr = line.split(";");
        arr.pop();
        let x = 0;
        let y = 0;
        for (let i = 0; i < arr.length; i++) {
          let num = Number(arr[i].slice(1));
            
            if (num) {
                switch (arr[i][0]) {
                    case "A":
                        x -= num;
                        break;
                    case "D":
                        x += num;
                        break;
                    case "W":
                        y += num;
                        break;
                    case "S":
                        y -= num;
                        break;
                }
            }
        }
        console.log(x + "," + y);
    });
})();