Lagerstroemia indica and plum blossom are easy to count. What's so special about them?

Wei Zi Dou Shu: After the Tang Dynasty, the formal inference was to combine the contents of Great Liu Ren, Qimen, Kanyu (part) and astrology, forming a new divination system.

The number of plum blossoms is easy to change: it was Shao Zi who looked at plum blossoms in a plum garden and got accurate results. Later, it was handed down, mostly called heart change, and there was no rule to follow. For example, the six ancestors of Buddhism explained that Buddhism could not be passed down, but was initiated by the heart.

Another advantage of plum blossom is that. . Anything can be predicted anywhere. . .