What will be the output of the following Java program? interface calculate { int VAR = 0; void cal(int item); } class display implements calculate { int x; public void cal(int item) { if (item<2) x = VAR; else x = item * item; } } class interfaces { public static void main(String args[]) { display[] arr=new display[3]; for(int i=0;i<3;i++) arr[i]=new display(); arr[0].cal(0); arr[1].cal(1); arr[2].cal(2); System.out.print(arr[0].x+" " + arr[1].x + " " + arr[2].x); } }

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