Go Joseki

It is an application for remembering Joseki of Go.
If you don't know the joseki, it must be considered from 1 in combat.
If you remember the joseki, in combat, you will to only consider whether choice of joseki. .
Since the trouble to be input is displayed, please look at the correct answer from entering their hands a few minutes.
Please enter properly if you do not know.
In the case of an incorrect answer, let's remember on the spot.
Will appear on the exam is also the same problem at a later time.
It is no longer questions if you have the correct answer.