实现双色球

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// 双色球
    public static void shuang() {
        int a[] = new int[6];// hong
        int blue = 0;
        int red = 0;
        boolean s = true;
        Random random = new Random();
        blue = random.nextInt(16) + 1;
        for (int i = 0; i < a.length; i++) {
            s = true;
            while (s) {
                red = random.nextInt(33) + 1;
                for (int j = 0; j < a.length; j++) {
                    if (red != a[j]) {
                        a[i] = red;
                        s = false;
                    }
                }
            }
        }
        System.out.print("红色球：");
        for (int q : a) {
            System.out.print(q + "\t");
        }
        System.out.println("蓝色球：" + blue);
    }