题解 | 时间转换

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

function num(n) {
    const h = Math.floor(n / 3600)
    const m = Math.floor((n % 3600) / 60)
    const s = n % 60

    return h + ' ' + m + ' ' + s
}

void async function () {
    const lines = parseInt(await readline())
    if (lines >= 0 && lines < 10e8) {
    }

    console.log(num(lines))
    rl.close()
}()