原理： base1000 
// 加密
(() => {
    const encode = s => {
        let n = [...new TextEncoder().encode(s)].reduce((a, b) => a * 256n + BigInt(b), 1n), r = [];
        for (; n; n /= 1000n) r.push(Number(n % 1000n));
        return r;
    };
    console.log(encode('真诚、友善、团结、专业').map(x => `[size=${x}] :distorted_face: [/size]`).join(''));
})()

//解密
(() => {
  const decode = a => {
    let n = a.reduce...