const fn = (e) => Number(e) + 1;
const subfix = "QQ".split("");
subfix.splice(1, 0, "A");
const QQ = "QQ：" + "7463710300".split("").map(fn).reverse().join("");
const WX = "WX：Viki" + subfix.join("");
const Email = "Email：viki[x]$qq.com".replace(/\[x]\$/, "boss@");
console.info(QQ, WX, Email);