How to send a gossip with PS? Seek a detailed explanation

1. Create a new sketchpad and draw a black circle with a diameter of 300.

2. Create a new layer and draw a white circle with a diameter of 300. And cover the black circle, cut off half of the white circle, and display the black-and-white symmetrical circle at this time.

3. Create a new layer and draw a white circle with a diameter of 150. Move to the top.

4. Create a new layer and draw a black circle with a diameter of 150. Move down.

5. Create a new layer and draw a white circle with a diameter of 50. Move down.

6. Create a new layer and draw a black circle with a diameter of 50. Move to the top.

7. Merge layers and save them.

All right, it's done!

As shown below:?