辞書 - 経済統計練習帳

package dic;
 
 
 
import java.util.HashSet;
import java.util.Set;
import java.util.Iterator;
 
public class pro {
 
  int s,datanumber,dicnumber;
  String[] data=new String[50000];
      String[] dic=new String[50000];
 
    public static void main(String[] args) {
        pro r=new pro();
    }
 
    pro(){
 
 
        datanumber=3;
        data[1]="A";
   data[2]="A";
 data[3]="B";
 
 
 dic sub=new dic();
 sub.data=data;
 sub.datanumber=datanumber;
 sub.makedata();
 dic=sub.dic;
 dicnumber=sub.dicnumber;
 
 System.out.println(dicnumber);
 
 
 
 
 
 
 
 
}}
 
package dic;
 
 
 
 
import java.util.HashSet;
import java.util.Set;
import java.util.Iterator;
 
public class dic {
 
  int s,datanumber,dicnumber;
  String[] data=new String[50000];
      String[] dic=new String[50000];
 
 
 
    void makedata(){
 
 
 
        Set<String> c1 = new HashSet<String>();
 
 
 
     for(s=1;s<datanumber+1;s++){
     c1.add(data[s]);
     }
 
 
     int sx=0;
 
 
       Iterator<String> iter;
		iter = c1.iterator();
		while(iter.hasNext()){
                    String ele = iter.next();
	sx=sx+1;
        dic[sx]=ele;
		}
 
 
                dicnumber=sx;
 
    }
 
 
 
 
}