private static void sortSameSuitCards(CardArray cards,
	                                     CardArray suitCards) {
		int[] cardsNums = new int[suitCards.size()];
		int y = 0; // index

		for (Card i : suitCards) {
			cardsNums[y] = i.num();
			y++;
		}
		Arrays.sort(cardsNums);

		for (int n : cardsNums) {
			for (Card i : suitCards) {
				if (i.num() == n)
					cards.add(i);
			}
		}
	}