From 97cf9874c5d7a9f1d2491f2dfcc21365c3ed1984 Mon Sep 17 00:00:00 2001
From: lkhyun <102892446+lkhyun@users.noreply.github.com>
Date: Sat, 13 Sep 2025 10:51:38 +0900
Subject: [PATCH] =?UTF-8?q?[20250913]=20BOJ=20/=20G4=20/=20=ED=8C=80=20?=
 =?UTF-8?q?=EB=B9=8C=EB=94=A9=20/=20=EC=9D=B4=EA=B0=95=ED=98=84?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ... \355\214\200 \353\271\214\353\224\251.md" | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 "lkhyun/202509/13 BOJ G4 \355\214\200 \353\271\214\353\224\251.md"

diff --git "a/lkhyun/202509/13 BOJ G4 \355\214\200 \353\271\214\353\224\251.md" "b/lkhyun/202509/13 BOJ G4 \355\214\200 \353\271\214\353\224\251.md"
new file mode 100644
index 00000000..4fee5edf
--- /dev/null
+++ "b/lkhyun/202509/13 BOJ G4 \355\214\200 \353\271\214\353\224\251.md"	
@@ -0,0 +1,37 @@
+```java
+import java.io.*;
+import java.util.*;
+
+public class Main {
+    
+    static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+    static BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
+    static StringTokenizer st;
+    static int N;
+    static int[] arr;
+
+    public static void main(String[] args) throws IOException {
+        N = Integer.parseInt(br.readLine());
+        arr = new int[N];
+
+        st = new StringTokenizer(br.readLine());
+        for (int i = 0; i < N; i++) {
+            arr[i] = Integer.parseInt(st.nextToken());
+        }
+        int left = 0;
+        int right = N-1;
+        int ans = 0;
+        while(left < right){           
+            if(arr[left] <= arr[right]){
+                ans = Math.max(ans,(right-left-1)*arr[left]);
+                left++;
+            }else{
+                ans = Math.max(ans,(right-left-1)*arr[right]);
+                right--;
+            }
+        }
+        bw.write(ans+"");
+        bw.close();
+    }
+}
+```