public class CallTest {

         public static void main(String[] args) {

         int n = 8;
         int[] a = new int[] {5, 6, 7};
         modify(n, a);
         System.out.println(n + " " + a[0]+ " " + a[1] + " " + a[2]);
    }

         static void modify(int x, int[] y) {
         x++;
         y[1] = x;
      }
    }