import java.util.*;
class BaiDu
{
public static void main(String[] args)
{
TreeSet
String[] s ={"11","22","22","33","33","33"};
System.out.print("====处理前=======");
for(int i=0;i
tr.add(s[i]);
}
String[] s2= new String[tr.size()];
System.out.println("=====处理后======");
for(int i=0;i
System.out.print(s2[i]+" ");
}
}
}
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