import java.util.*;
import java.lang.*;

class Main
{
	public static void main (String[] args) throws java.lang.Exception
	{
	StringBuffer str2 = new StringBuffer(" I don't");
    StringBuffer str3 = str2.append(" get it.");
    String str = new String(str3.toString());
    if (str == str.intern()) {
        System.out.println("It was not interned before");
    } else {
        System.out.println("It was interned before");
    }
	}
}