35_7.rar

//import java.util.TreeSet; import java.util.*; public class Choose { public static void main (String[] args){ Choose r=new Choose(); Set set =r.ch(); Iterator it= set.iterator(); while(it.hasNext()){ int i=((Integer) it.next()).intValue(); System.out.print(i+" "); } System.out.println(); } public Set ch(){ Random r = new Random(); Set set = new TreeSet(); // for(int i=0;i<7;i++) // {s.} while(set.size()<7) {int i = r.nextInt(35)+1; set.add(new Integer(i)); } return set; } }