斐波那契数列无非就是前两项的值加起来就是后一项在es6里面可以直接使用 [a,b] = [b,a+b] 这种方式来实现 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 let line ...