import java.util.stream.Collectors;
import java.util.stream.IntStream;
import java.util.stream.Stream;
import javax.script.SimpleBindings;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import java.util.stream.Stream;
import javax.script.SimpleBindings;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;