"Three-one-four-one-five-nine-two-six-five-five-five-eighty-nine."

Eh~ What kind of mess is this, who can remember, the person who designed it is too sloppy.

"It can't be pi, right?"

Cao Shuang asked weakly, this question attracted the attention of two mathematical idiots.

"What is pi?"

The demon slayer had a diligent and inquiring expression, and a pair of eyes flickering with admiration, which greatly satisfied Cao Shuang's vanity.

"It's a long story, but in short, it's a fixed value to be used when calculating the values of a round object."

Cao Shuang suddenly had a kind of ...... as a teacher

Chapter 109 of "There is a Demon Spirit in the East China Sea": The potential of Chubby is being hit by hand, please wait a while,

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