[프로그래머스/Java] Lv.0 할 일 목록
문제 풀이 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 import java.util.Arrays; import java.util.stream.IntStream; class Solution { public String[] solution(String[] todo_list, boolean[] finished) { long falseCount = IntStream.range(0, finished.length) .filter(index -> !finished[index]) .count(); String[] answer = new String[(int) falseCount]; int idx = 0; for (int i = 0; i