class M{
  static int c(String...a){int x=(a[0].charAt(1)-a[1].charAt(1))%5/2;return x%2==x?x:x/-2;}
 
  public static void main(String[] a){
    String R = "Rock",
           P = "Paper",
           S = "Scissors";
    System.out.println(c(R, R)); // 0
    System.out.println(c(R, P)); // -1
    System.out.println(c(R, S)); // 1
    System.out.println(c(P, R)); // 1
    System.out.println(c(P, P)); // 0
    System.out.println(c(P, S)); // -1
    System.out.println(c(S, R)); // -1
    System.out.println(c(S, P)); // 1
    System.out.println(c(S, S)); // 0
  }
}

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