In a knockout tournament, the primary objective is to determine a single winner from the participants, denoted by N. Each match eliminates one participant, and the process continues until only one participant remains as the winner.
To ensure a single winner is determined, all other participants must lose exactly one match. Therefore, if each match results in the elimination of one participant, it implies that the number of matches needed is essentially equal to the number of participants minus one because one match results in one participant being eliminated.
This logical deduction leads to the formula to find the total number of matches in a knockout tournament:
Total Matches = N - 1
Thus, when N participants compete, the number of matches required to conclude the tournament is N - 1, eliminating all but one participant.