White plus white equals two. Small white plus small white equals two small white. The English for two is two, which means two. Considering it's a brain teaser, I think it's Xiao Bai Er, and the homonym is Xiao Bai Er. Brainstorming means that when thinking encounters special obstacles, we should quickly skip habitual thinking and think about the problem from other aspects. Now refers to some intellectual questions that can't be answered by the usual way of thinking.
If you don't take the usual road, you can find a way out. Our slogan is, break the rules and guess to the end. Breaking away from convention and thinking mode is the best way to solve brain teasers. Breaking the routine can often give you a wonderful feeling that there is no way out, and when there is no way out, you will be suddenly enlightened. When you are playing brain teasers, you should learn to break through the limitations of the inherent thinking cage, fight your way out, throw away the stereotyped thinking, and create a humorous self.