扑克牌顺子_45

public boolean IsContinuous_2(int [] numbers) {
        Arrays.sort(numbers);
        int k = 0;
        for (int i = 0; i < numbers.length - 1; i++) {
            if (numbers[i] == 0) {
                k++;
            } else if (numbers[i] == numbers[i + 1]) {
                return false;
            }
        }
        return numbers[4] - numbers[k] <= 4;
    }