[프로그래머스 Lv.2] 2018 KAKAO BLIND RECRUITMENT - [1차] 캐시

✨ 문제 ✨

✨ 정답 ✨

function solution(cacheSize, cities) {
  var answer = 0;
  let cache = [];

if (cacheSize === 0) return cities.length * 5;

  while (cities.length) {
    const city = cities.shift().toLowerCase();
    if (cache.includes(city)) {
      cache.splice(cache.indexOf(city), 1);
      cache.push(city);
      answer += 1;
    } else {
      if (cache.length === cacheSize) {
        cache.shift();
      }
      cache.push(city);
      answer += 5;
    }
  }
  return answer;
}

🧵 참고한 정답지 🧵

https://velog.io/@proshy/%ED%94%84%EB%A1%9C%EA%B7%B8%EB%9E%98%EB%A8%B8%EC%8A%A4JS%EC%BA%90%EC%8B%9C

💡💡 기억해야 할 점 💡💡