From 8b8f7a5fd3854ce827612e4af87ddb6999f19b22 Mon Sep 17 00:00:00 2001 From: rl544 <111494264+rl544@users.noreply.github.com> Date: Thu, 8 Dec 2022 17:34:25 +0900 Subject: [PATCH] =?UTF-8?q?uploaded=20at=202022.=2012.=208.=20=EC=98=A4?= =?UTF-8?q?=ED=9B=84=205:34:24?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- programmers/햄버거 만들기/solution.java | 34 +++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 programmers/햄버거 만들기/solution.java diff --git a/programmers/햄버거 만들기/solution.java b/programmers/햄버거 만들기/solution.java new file mode 100644 index 0000000..c85ce9f --- /dev/null +++ b/programmers/햄버거 만들기/solution.java @@ -0,0 +1,34 @@ +// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/133502 + +import java.util.*; + +class Solution { + public int solution(int[] ingr) { + int answer = 0; + ArrayList list = new ArrayList<>(); + ArrayList list2 = new ArrayList<>(); + list2.add(1); + list2.add(2); + list2.add(3); + list2.add(1); + for (int i = 0; i < ingr.length; i++){ + list.add(ingr[i]); + if(list.size() >= 4){ + ArrayList list3 = new ArrayList<>(); + list3.add(list.get(list.size()-4)); + list3.add(list.get(list.size()-3)); + list3.add(list.get(list.size()-2)); + list3.add(list.get(list.size()-1)); + if(list3.equals(list2)){ + answer++; + list.remove(list.size()-1); + list.remove(list.size()-1); + list.remove(list.size()-1); + list.remove(list.size()-1); + } + } + } + + return answer; + } +} \ No newline at end of file