Give me a detailed introduction to the rules of the European Cup qualifiers.

According to the latest rules of UEFA, if three teams in the same group have the same points, then the three teams will form a small circle. When calculating their ranking order, the order of the rules is as follows:

(1) Calculate the small cycle integral

(2) Small circle goal difference

(3) The number of targets in a short period

(4) Differences in team goals

(5) The number of goals scored by the team

(6) The total points of the 2002 World Cup and qualifiers and the 2004 European Cup and qualifiers are divided by the total number of games.

(7) Fair play score in the final stage of the European Cup

(8) draw lots