import java.util.*;
import java.io.*;

public class Main{
  static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
  static int A, B;
  
  public static void main(String[] args) throws IOException {
    parseInput();
    if(0 < A && B == 0) System.out.println("Gold");
    else if(A == 0 && 0 < B) System.out.println("Silver");
    else if(0 < A && 0 < B) System.out.println("Alloy");
  }
  
  public static void parseInput() throws IOException {
    String[] args = br.readLine().split(" ");
    A = Integer.parseInt(args[0]);
    B = Integer.parseInt(args[1]);
  }
}