+ 2
How become strong in challenging in this app ?
challenge
6 Answers
+ 20
challenge. When the challenge is complete try to figure out the quizzes that you got wrong. If you can't search the web, run it through a compiler, debug it, read some more, until you can.
+ 5
Learn more ...
+ 3
learn from Nikolay. :D
+ 2
challenge more ..
+ 1
I'm learning myself
0
شكرا