44. implement ReplaceAll<S, F, T>

  -通过 / -执行

Just like String.prototype.replaceAll(),

please implement ReplaceAll<S, F, T>.

type A = ReplaceAll<'aba', 'b', ''> // 'aa'
type B = ReplaceAll<'ababbab', 'b', ''> // 'aaa'

争取10分钟以内搞定这个问题

(11)