append the form to submit to codeforces contest problem page.
Fra
This tool is for the Codeforces.
You can submit from the Codeforces contest problem page directly.
Click userscript install link
GitHub repository: LumaKernel/cf-append-form
Greasy Fork: https://greasyfork.org/ja/scripts/371117-cf-append-form
author's twitter: @lumc_
Here is this tool thanks to Codeforces!