From 4303046862ce29e9e8675f9064910a6b5b0ccca0 Mon Sep 17 00:00:00 2001
From: LiiNi-coder <97495437+LiiNi-coder@users.noreply.github.com>
Date: Sun, 21 Sep 2025 23:39:33 +0900
Subject: [PATCH] =?UTF-8?q?[20250921]=20BOJ=20/=20G4=20/=20=EC=A4=84?=
 =?UTF-8?q?=EC=84=B8=EC=9A=B0=EA=B8=B0=20/=20=EC=9D=B4=EC=9D=B8=ED=9D=AC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...04\354\204\270\354\232\260\352\270\260.md" | 29 +++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 "LiiNi-coder/202509/21 BOJ \354\244\204\354\204\270\354\232\260\352\270\260.md"

diff --git "a/LiiNi-coder/202509/21 BOJ \354\244\204\354\204\270\354\232\260\352\270\260.md" "b/LiiNi-coder/202509/21 BOJ \354\244\204\354\204\270\354\232\260\352\270\260.md"
new file mode 100644
index 00000000..87d15714
--- /dev/null
+++ "b/LiiNi-coder/202509/21 BOJ \354\244\204\354\204\270\354\232\260\352\270\260.md"	
@@ -0,0 +1,29 @@
+```java
+import java.io.*;
+import java.util.*;
+
+public class Main {
+    public static void main(String[] args) throws IOException {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+        int n = Integer.parseInt(br.readLine());
+        int[] arr = new int[n];
+        for (int i = 0; i < n; i++) {
+            arr[i] = Integer.parseInt(br.readLine());
+        }
+
+        int[] dp = new int[n];
+        Arrays.fill(dp, 1);
+        int lis = 1;
+        
+        for (int i = 0; i < n; i++) {
+            for (int j = 0; j < i; j++) {
+                if (arr[j] < arr[i]) {
+                    dp[i] = Math.max(dp[i], dp[j] + 1);
+                }
+            }
+            lis = Math.max(lis, dp[i]);
+        }
+        System.out.println(n - lis);
+    }
+}
+```