12-rock-paper-scissors

public Integer rockPaperScissors(String player1, String player2) {
    //code here
    if (player1 == player2) return 0;
    if (player1 == 'rock' && player2 == 'scissors') return 1;
    if (player1 == 'scissors' && player2 == 'paper') return 1;
    if (player1 == 'paper' && player2 == 'rock') return 1;
    return 2;
}