Question: public class Test { public static void main ( String [ ] args ) { int [ ] a = { 1 , 2 }

public class Test {
public static void main(String[] args){
int[] a ={1,2};
swap(a[0], a[1]);
System.out.println("a[0]="+ a[0]
+" a[1]="+ a[1]);
}
public static void swap(int n1, int n2){
int temp = n1;
n1= n2;
n2= temp;
}
}

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