public class ArraysInMemory
{

 public void changeReference( int[] arrayToChange)
    {
        
        int localArray [] = {210, 210, 210};
        
        arrayToChange[0]=localArray[0];
    arrayToChange = localArray;

	     arrayToChange[1]=localArray[1];
	}
    
    
    
    
    public void changeValues( int[] arrayToChange )
    {
        
        
        arrayToChange[0] = 9999;
        arrayToChange[1] = 9999;
        arrayToChange[2] = 9999;
    
    }
    
    public ArraysInMemory(){
    int[] nums_1 = {1,2,3};
    int nums_2[]  = {4,5,6} ;
    
    nums_2 = nums_1;
    
    
    print("nums_2");
    print(nums_2);
    
    print("set nums_1[1] = 44 ");

    nums_1[1] = 44;
    
    print("nums_2");
    print(nums_2);
   
    print("send nums_2 to changeReference()");
    changeReference(nums_2);
    
 
    print("nums_2");
    print(nums_2);
 
 print("send nums_2 to changeValues()");
    changeValues(nums_2);
    
    
    
    print("nums_2");
    print(nums_2);
 

}
    
    
    
    
    
    
public void forEachLoop(){

    int[] nums = {3,5,11,23, 44};

        for( int n : nums)
            {
            System.out.println(n);
             }

}
    









/// HELPSERS
public void print(String s){
    System.out.println("printing : " + s ) ;
}  

public void print(boolean[] b){
for( boolean inB : b)
    System.out.println(b);

}
    

public void print(int[] nums){
for( int n : nums)
    System.out.println(n);

}
    

    
}