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1 d arrays :: passing by reference

import java.io.*;
public class ArrayMethodII
{
  public static void main (String[] args) throws IOException 
  {
    int golf[] = new int [3];
    
    getScores (golf); // populate from the keyboard  
    showScores (golf); // show to screen
    
  } // main method
  
  public static void getScores (int a[]) throws IOException 
  {
    BufferedReader or = new BufferedReader (new InputStreamReader (System.in));
    
    for (int i = 0 ; i < a.length ; i++)
    {
      System.out.println ("Enter the score for hole # " + (i + 1));
      a [i] = Integer.parseInt (or.readLine ());
    }
  } // end of getScores 
  
  public static void showScores (int scoreList[])
  {
    System.out.print ("The scores are: ");
    for (int i = 0 ; i < scoreList.length ; i++)
    {
      System.out.print (" ");
      System.out.print (scoreList [i]);
    }
  }// end of showScores
}