编辑代码

void (async function () {
  let num = Number(await readline());
  let result = "";
  while (num > 0) {
    num--;
    let remainder = num % 26;
    let letter = String.fromCharCode("a".charCodeAt(0) + remainder);
    result = letter + result;
    num = Math.floor(num / 26);
  }
  console.log(result);
})();