Beauty of Circle

“Beauty of circle" is a boolean operation puzzle. HOW TO PLAY? -------------- 1. Choose one of animal pictures as the target image; 2. The target pattern is obtained by several circles through boolean operation. You need to observe and remember the outline information of the animal pattern; 3. In the answering region, a number of pictures with circles are distributed, and these pictures are randomly rotated by 90, 180 and 270 degrees; 4. You need to find the unique circle image, so that it can successfully match the target pattern through the boolean operation, you can challenge the success. -------------- We appreciate any feedback you may have and will apply it to future updates and features. With your continued support we'll do our best to turn out quality Apps.