how to remove bin folder from git

C++
git rm -r --cached <folder>
git commit -m "Removed Folder"
git push origin master$ echo "bin/" >> .gitignore
$ git add .gitignore
$ git commit -m "Added bin folder to gitignore"
$ git push origin master
$ git rm -r bin
$ git commit -m "Removed bin folder"
$ git push origin master

Source

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