神将●华容道

Huarongdao is an ancient Chinese folk puzzle game. It is synonymous with traditional Chinese educational toys such as Tangram and Puzzle ring, and is called "China's problem". By moving each slider, help Cao Cao move the lowest middle of the layout panel from the initial position and escape from the exit. It is not allowed to cross the slider, and try to move Cao Cao to the exit with the least number of steps.