双色球算号器.txt

java开发中经常用到的代码

       public class GenTicket {

    /**
     * 
     * 双色球算号器
     */
    public static void main(String[] args) throws IOException {
        System.out.print("Input your lucky number: ");
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        int i = Integer.parseInt(in.readLine());
        Random random = new Random(i);
        Set set = new HashSet();
        while(set.size() < 6) {
            int num = Math.abs(random.nextInt() % 33) + 1;
            set.add(new Integer(num));
        }
        int blue = Math.abs(random.nextInt() % 16) + 1;
        System.out.print("red: ");
        Iterator red = set.iterator();
        while(red.hasNext())
            System.out.print(red.next() + " ");
        System.out.println('\n' + "blue: " + blue);
        
    }

}