# What is the "single through the ball"

2010-02-04 09:01:39 +0000 #1

2010-02-04 09:15:46 +0000 #2
single through the ball, all participants are able to meet the team competition which was eventually passed by each team's points in all games, gains and losses Sub-rate ranking. If the participating teams is small, and the time and venue will be guaranteed, often use this method of competition.

Single-ball game rounds through the calculation of
, if the number of participating teams is even, then the number of game rounds the number of teams minus one.

For example: eight teams contest the race rounds number 8-1 = 7.

If the number of participating teams is odd, then the game a few rounds is equal to the number of teams.

For example: 5 teams to play the game will be carried out 5.

The purpose of calculating the number of rounds is to calculate the total time required for competition.

For example: There are seven participate in the competition, its round number is 7, if the game again two days off the middle, then the total race time of 9 days.

One-cycle race competition screening screening calculation of
-cycle calculation formula: X = N (N-1) / 2, namely: Team Number * (Team number -1) / 2

For example: eight teams participate in the competition, total field is the number of games:

calculating the purpose of screening is to calculate the number of competition venues needed, and thus take into account the number of referees, and how to schedule, scheduling contests.