Practice From Codility WebSite : https://app.codility.com/programmers/lessons/1-iterations/
…or create a new repository on the command line
echo "# Codility" >> README.md
git init
git add README.md
git commit -m "first commit"
git remote add origin https://github.com/popyue/Codility.git
git push -u origin master
…or push an existing repository from the command line
git remote add origin https://github.com/popyue/Codility.git
git push -u origin master