Rock Paper Scissor

Chef and Chefina are playing the famous game of Rock, Paper, Scissors. The game consists of $N$ rounds. In each round, both players choose one of the three moves: Rock, Paper, or Scissors, denoted by `R`, `P`, and `S` respectively. - If both players play the same move, the current round ends in a draw and neither of them gets a point. - If one of the players plays Rock and the other plays Scisso