What is the game system of NBA?

NBA games are divided into regular season and playoffs. The regular season starts at the beginning of each year 1 1 and ends around April 20th of the following year. The playoffs began in late April and the championship was decided in mid-June. There are home and away games in the NBA regular season. 29 teams will play 1 189 games in the regular season, and each team will participate in 82 games in the regular season. However, in the regular season, the number of matches between teams is different. Teams in the same league and division, two hosts and two guests, ***4 games; Teams in different leagues play one host and two games; There are two or three games between two teams in different divisions of the same league. The number of games played by each team is different, but it can be guaranteed that the total number of games played by each team in the regular season is 82. After the end of the regular season, the top eight teams in the East and West will be ranked according to the winning percentage (winning percentage = number of games /82), and these 16 teams will qualify for the playoffs. The playoffs are first played within the East-West League, and the forms of confrontation are as follows; 1 pair is 8, the third pair is 6, the second pair is 7 and the fourth pair is 5. The elimination system is adopted in the playoffs, and the best of five games is adopted in the first and second rounds. Whichever team wins three regular games first, it can eliminate its opponent. The home and away games are arranged according to the principle of 2, 2, 1, that is, the top team in the regular season will gain the advantages of the first two and the last three home games (first play two home games, then play two home games and return to the last home game). The third round of the regular season (that is, the East-West Finals) and the NBA Finals attended by the East-West champions adopt the seven-game system, and the home and away games are arranged according to the principle of 2, 3 and 2. There are currently 30 teams in the NBA, which are divided into two leagues, three divisions and six divisions. The season is divided into regular season, playoffs and finals. Each team will play 82 games in the regular season. After the end of the regular season, the top eight teams in the East-West League entered the playoffs, and the first place in each division directly entered the top three in the playoffs. The playoffs are elimination. In the first round, the East-West Alliance ranked the first pair eighth, the second pair seventh, the third pair sixth and the fourth pair fifth. Knockout until the Eastern and Western champions decide. Then the champions from the East and the West will play the final. Both the playoffs and the finals adopt the best of seven games, and the team with higher winning percentage in the regular season gains an advantage at home. The first round: the first place vs the eighth champion A, the second place vs the seventh champion B, the third place vs the sixth champion C, the fourth place vs the fifth champion D, the second round: A vs D, the champion E vs C, the champion F, the final: E vs F, the winner is the western or eastern champion, and the eastern and western champions are finally decided.