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package basic.stream;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.Comparator;

import java.util.List;

public class StreamPractice {

public static void main(String[] args) {

List<String> items = Arrays.asList(

"A12", "a20", "A05",

"B04", "b02", "b09",

"C20", "c33", "C08"

);

System.out.println("[Without Stream]");

List<String> filteredItems = new ArrayList<>();

items.forEach(item -> {

if (item.toUpperCase().startsWith("C")) {

filteredItems.add(item.toUpperCase());

}

});

filteredItems.sort(Comparator.naturalOrder());

filteredItems.forEach(System.out::println);

System.out.println("[With Stream]");

// stream을 사용해서 filteredItems와 같은 결과를 출력하기

}

}