Testing 1,2,3

/*
ID: marshall.1
LANG: JAVA
TASK: ride
*/

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

public class ride 
{
 public static void main(String [] args) throws IOException {
  
     BufferedReader f = new BufferedReader(new FileReader("ride.in"));
     PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("ride.out")));
    
     String comet = f.readLine();
     String group = f.readLine();
  

     String[] list_alpha = {"A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z"};
     ArrayList list = new ArrayList(Arrays.asList(list_alpha));
     
     int comet_num=1;
     int group_num=1;
     
     for (int x = 0 ; x < comet.length() ; x++)
     {
      comet_num *= list.indexOf((comet.substring(x, x+1)))+1;
     }
     
     for (int x = 0 ; x < group.length() ; x++)
     {
      group_num *= list.indexOf((group.substring(x, x+1)))+1;
     }
     
     if ((comet_num % 47) == (group_num % 47)){
      out.println("GO");
     }
     
     else out.println("STAY");
     
     out.close();
     System.exit(0);
 }
}

}

-runiteking1 Got comments? Post them below!