You should create 4 PRs during 1-31 October. It doesn't matter it they are merged or not. The only restriction is that PR isn't valid of repository owner marks it as invalid in seven days after you create it.
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
Will it still count if your PRs have all been merged?
You should create 4 PRs during 1-31 October. It doesn't matter it they are merged or not. The only restriction is that PR isn't valid of repository owner marks it as
invalidin seven days after you create it.