From e2f7a6df7cbfe05cfceef63aaea53378459a35db Mon Sep 17 00:00:00 2001
From: "[Kkimdoyeon]" <ehdus5176@gmail.com>
Date: Tue, 22 Jul 2025 10:26:15 +0900
Subject: [PATCH] =?UTF-8?q?[=EA=B9=80=EB=8F=84=EC=97=B0]=20Day17?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../Q860.java"                                | 31 +++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 "leetcode2/1easy/\352\271\200\353\217\204\354\227\260/Q860.java"

diff --git "a/leetcode2/1easy/\352\271\200\353\217\204\354\227\260/Q860.java" "b/leetcode2/1easy/\352\271\200\353\217\204\354\227\260/Q860.java"
new file mode 100644
index 00000000..13628289
--- /dev/null
+++ "b/leetcode2/1easy/\352\271\200\353\217\204\354\227\260/Q860.java"
@@ -0,0 +1,31 @@
+package Leetcode.김도연;
+
+public class Q860 {
+    public boolean lemonadeChange(int[] bills) {
+        int five = 0;
+        int ten = 0;
+
+        for (int bill: bills) {
+            if (bill == 5)
+                five++; //5달러 추가
+            else if (bill == 10) {
+                if (five == 0)
+                    return false;
+                five--;
+                ten++;
+            }
+            else {
+                if (ten > 0 && five > 0) {
+                    ten--;
+                    five--;
+                }
+                else if (five >= 3)
+                    five -= 3;
+                else
+                    return false;
+            }
+        }
+
+        return true;
+    }
+}