Solitaire Speed 21 1.0.6

for iball Cobalt Solus2

Welcome to the world of speed 21. Try to get 21!

You can play a classical solitaire game here to get he number 21.

[Rules]
1. Take A as 1
2. Take 2~10 as 2~10
3. Take J/Q/K as 10
4. Try to merge the number to 21 as much as you can