How to get the hidden gold medal A of Ancheng Chamber of Secrets 2? And how to use the gold medal of 6 and 9 combination?

Do you have an axe? It's the iron in the first room, the picture of the parrot in the second room, and the stick in the trunk. Together, it is an axe. . . Split 69 gold medals with an axe, and you will get the sixth and ninth gold medals. . . .

A is the door of the first room and the second room, and the buttons on it can be adjusted. Adjust the button on the door to look like the picture below, and you can get the gold medal A:

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