Convert Array to Collection
import java.util.Arrays; import java.util.List; public class Main { public static void main(String[] args) { Integer[] numbers = { 1, 1, 2, 3, 5, 8, 13, 21, 34, 55 }; List list = Arrays.asList(numbers); for (int i = 0; i < list.size(); i++) { System.out.print(list.get(i) + ", "); } } }