Ana, Bruno and Carolina played table tennis - Portugal OPM 2023 p1
Source:
May 15, 2024
combinatoricsalgebra
Problem Statement
Ana, Bruno and Carolina played table tennis with each other. In each game, only two of the friends played, with the third one resting. Every time one of the friends won a game, they rested during the next game. Ana played games, Bruno played games and Carolina rested for games. Who rested in the last game?