题解 | #表示数字#

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
    const ifIsOpen = (isNaN, isOPen, str, i) => {
        let tempOpen = isNaN ? isOPen : !isOPen;
        if (tempOpen) {
            str = str.concat("*");
            isOPen = !isOPen;
        }
        return { // return多个参数
            str: str.concat(i),
            isOPen,
        };
    };

    while ((line = await readline())) {
        let str = "";
        let isOPen = false;
        for (let i = 0; i < line.length; i++) {
            let obj = ifIsOpen(isNaN(line[i]), isOPen, str, line[i]);
            str = obj.str;
            isOPen = obj.isOPen;
            if (!isNaN(line[i]) && i === line.length - 1) str = str.concat("*");
        }
        console.log(str);
    }
})();