What does "lottery protection" mean in NBA official player trading?

Regarding "lottery protection", we must first know the "lottery ticket", which is the first draft ticket of 14 in the NBA.

If Team A and Team B attach a lottery protection clause to the draft selection right transaction, and if the signing position of Team A isNo. 14, Team A does not have to hand over the draft selection right to Team B. ..

Team B's draft pick can only be postponed until next year. If the second year is still a lottery, then the fifth year will be a lottery, which will become two second-round draft picks.

Extended data

At the end of each regular season, the NBA will draw lots for 14 teams that failed to enter the playoffs. The rules of the lucky draw are as follows: stick the number from 1 to 14 on the ball of 14, and then put it into the rolling container.

Throw four digital balls at random. If the drawing order is not considered, there will be 100 1 different situations [calculation14 *13 *12 *1/(4 * 3 * 2 *)

Before drawing lots, 1008+0 possibilities 100 1000 (excluding 1 1, 12, 13,/kloc-0. According to the quality of their records, they will get a corresponding number of combinations. The first team drawn will have the best draft pick. At the end of the lottery process, the top three picks were decided.

As usual, NBA officials, 14 team representatives and an accountant responsible for supervising the lottery will attend the lottery. After the lucky draw, the accountant will put the cards with the team logo in three envelopes marked 1 to 3 and seal them.

Neither the vice president of NBA nor the team representative knows what will happen in the envelope.

The NBA will then officially announce the lottery results. The lottery order for places No.4-13 will be announced from high to low, and then the top three will be announced in this order by opening the envelope. The team in the last envelope will be the first in the draft one month later.

Baidu encyclopedia-lotto guarantee