Answer Posted / surya chandra mohan , visakhap
small modification for first program. But that one is really excellent.i really proud Indresh_ips.
import java.util.*;
class ArrayListUnique2 {
static public ArrayList uniqueArrayList(ArrayList arrl) {
int i;
String check="";
for(int k=0;k<arrl.size();k++) {
String s=arrl.get(k).toString();
if(!check.contains(s)){
check = check+s+", ";
}else{
arrl.remove(s);
}
}
return arrl;
}
public static void main (String[] args) {
ArrayList al= new ArrayList();
al.add("A");
al.add("A");
al.add("B");
al.add("C");
al.add("B");
al.add("A");
al.add("D");
al.add("D");
al.add("D");
al.add("D");
al.add("A");
al.add("B");
al.add("F");
al.add("G");
al.add("G");
al.add(10);
al.add(5);
al.add(10);
al.add(5);
System.out.println ("Before declaring unique:"+al);
ArrayList a=ArrayListUnique.uniqueArrayList(al);
System.out.println ("after declaring unique: "+a);
}
}
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