It is the Seven Bridges standard.
I will compete for a total score of 24 round.
There is also a close declaration aim high scores by issuing a card at a time.
And beginner mode relatively easy wins, there is a normal mode.
For rules
If you are similar to Mahjong, is covered in the play of the app rule, but might not know may read the rules if you do not know at all. It is early in that case, you can be taught to those who know.