햄버거 만들기 / 중급

Author: oh-chaeyeon

oh-chaeyeon/3주차_큐/Making_a_Hamburger.js

@@ -0,0 +1,15 @@
+function solution(ingredient) {
+  const q = [];
+  let count = 0;
+
+  for (const item of ingredient) {
+    q.push(item);
+
+    if (q.length >= 4 && q.slice(-4).join("") === "1231") {
+      q.splice(-4);
+      count++;
+    }
+  }
+
+  return count;
+}