Solved 1 problem.

Author: gyeong-hyeon-kim

level-2/[1차]-캐시.js

@@ -0,0 +1,20 @@
+//https://github.com/codeisneverodd/programmers-coding-test
+//완벽한 정답이 아닙니다.
+function solution(cacheSize, cities) {
+    var answer = 0;
+    let cache = []
+    if (cacheSize === 0) return 5 * cities.length
+    for (const city of cities) {
+        const cityLC = city.toLowerCase()
+        if (cache.includes(cityLC)) {
+            cache.splice(cache.indexOf(cityLC), 1)
+            cache.unshift(cityLC)
+            answer += 1
+        } else {
+            if (cache.length >= cacheSize) cache.pop()
+            cache.unshift(cityLC)
+            answer += 5
+        }
+    }
+    return answer;
+}