Calculation of lottery results of gold coin merchants

What you want to ask is how to calculate the lottery results of gold coin merchants? The calculation of the lucky draw result for gold coin merchants is A= (Shenzhen Stock Exchange's "Today's Arrival Index" on the working day before the lucky draw date × 100)× (Shenzhen Stock Exchange's "Today's Arrival Index" on the working day before the lucky draw date × 10000). Calculation method of drawing lots for gold coin merchants Note: A: Cardinality; B: number of laps; X: number of registrations; Y: The seed number, that is, the initial winning number. The result is calculated as A= (Shenzhen Stock Exchange Shenzhen Stock Exchange Index ×100 one working day before the draw )× (Shenzhen Stock Exchange Small and Medium-sized Stock Exchange Index ×100 one working day before the draw )× Note: Please visit the website of Shenzhen Stock Exchange for quotation of historical index. See the appendix below for details.