c7 : flat 3D Seven puzzle; mix/restore + solver
c9 : reverse the order: 9 irregular blocks+solver
caz: flat 3D Alphabet slider; mix/restore+solver
cdd: DirtyDozen sliding blocks + solver
chio : Hole In One Slider
chio4 : Hole In One + 4 Slider
cpan : Panama Canal slider puzzle
crush : Traffic Rush puzzle; garage escape+solver
cslid : Klotski style Slider puzzles + solver
csok : Sokoban + solver
rpn : Calculator--Reverse Polish Notation
cfrog: Frogger Arcade Game
cpac : Pacman Arcade Game
