There are 49 people playing table tennis in Class One. There are elimination matches, so arrange some matches.

Scheme 1: First, 49 people are divided into 10 group (every 5 people draw lots, 1-5 is the first group, and so on, 46-49 is the tenth group), and each group has 10 games (the last group has 6 games) * * 96 games, which are discharged from the group. Then the first two teams of 1 and 2 cross out, the first two teams of 3 and 4 cross out, and so on, *** 10; Then draw lots for elimination, ***5 games; Then a round robin was held, *** 10, 1-5 players were eliminated. All matches *** 12 1.

Option 2: First, 49 people will play the knockout match in pairs (draw lots and one person will have a bye), and there will be 24 matches; Then 25 people draw lots for elimination, *** 12 games; Then 13 people draw lots for elimination, ***6 games; Then seven people draw lots for elimination, ***3 games; Then four people draw lots, ***2 games; The best two winners will compete for the championship and runner-up, and the two losers will compete for the third place. All competitions ***49 competitions.