Delivery Box / 심화

Author: oh-chaeyeon

oh-chaeyeon/2주차_스택/Delivery_Box.js

@@ -0,0 +1,18 @@
+function solution(order) {
+  let stack = [];
+  let current = 1;
+  let count = 0;
+
+  for (let box of order) {
+    while (current <= box) {
+      stack.push(current++);
+    }
+    if (stack.pop() === box) {
+      count++;
+    } else {
+      break;
+    }
+  }
+
+  return count;
+}