What I learned in this week!

In  this week I've practiced lessons 20 and 21 in which are letters   O, L, G, Y, S, A, P, ;, T, W, ' , and also I've been learning a interesting thing  named Vim tutor .It's  a very powerful editor that has many commands.The commands I already learned are: to exit and save a file from vim ,hit <Esc> :qw , enter and to exit and trash it , is<Esc> q! ,enter.Lastly , I learned using the  arrow keys which are h(left), J(down), K(up), L(Right).