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

void async function () {
    const lines = parseInt(await readline())
    const h = Math.floor(lines / 3600)
    const m = Math.floor((lines - 3600 * h) / 60)
    const s = Math.floor(lines - 3600 * h - 60 * m)
    console.log(h + ' ' + m + ' ' + s)
    rl.close()
}()