题解 | #尼科彻斯定理#
尼科彻斯定理
https://www.nowcoder.com/practice/dbace3a5b3c4480e86ee3277f3fe1e85
const readline = require("readline"); const rl = readline.createInterface({ input: process.stdin, output: process.stdout, }); rl.on("line", function (line) { const n = Number(line); let res = []; let a = n ** 3 / n - (n - 1); // 根据等差数列的求和公式,得出首项值 for (let i = 0; i < n; i++) { res.push(a); a += 2; } console.log(res.join("+")); });