It’s a part of [Userscript]: Double-Check (Version 2.x), but you don’t have to allow retyping answer. It can add 1.5-second Enter block as well.
For a pure script, perhaps something like this.
It’s a part of [Userscript]: Double-Check (Version 2.x), but you don’t have to allow retyping answer. It can add 1.5-second Enter block as well.
For a pure script, perhaps something like this.