{

static int[] positiveArray;

static int[] negativeArray;

public static void findPositiveValues(int[] a)

{

List<Integer> list = new ArrayList<>();

Arrays.stream(a)

.forEach(v -> {

list.add(v);

});

positiveArray = new int[list.size()];

negativeArray = new int[list.size()];

System.out.println("list : " + list);

// usign method reference

positiveArray = list.stream()

.filter(v -> v > 0)

.mapToInt(Integer::intValue)

.sorted()

.toArray();

// usign just lambda expression

negativeArray = list.stream()

.filter(v -> v < 0)

.mapToInt(i -> i)

.sorted()

.toArray();

}

public static void main(String[] args)

{

int[] arr = {-2, 2, 10, 5, -5, 20, 1};

System.out.println("\nFind all Positive and Negative values: ");

findPositiveValues(arr);

System.out.print("positive int[] : ");

Arrays.stream(positiveArray)

.forEach(i -> System.out.print(i + " "));

System.out.print("\nnegative int[] : ");

Arrays.stream(negativeArray)

.forEach(i -> System.out.print(i + " "));

}

}