From d3c166ac2509c89789b5b26f943280d7928ab8d8 Mon Sep 17 00:00:00 2001
From: Jonghwan Lee <123362165+0224LJH@users.noreply.github.com>
Date: Fri, 28 Nov 2025 13:39:44 +0900
Subject: [PATCH] =?UTF-8?q?[20251128]=20BOJ=20/=20G4=20/=20=EC=A4=91?=
 =?UTF-8?q?=EB=B3=B5=20=EC=A0=9C=EA=B1=B0=20/=20=EC=9D=B4=EC=A2=85?=
 =?UTF-8?q?=ED=99=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...1\353\263\265 \354\240\234\352\261\260.md" | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 "0224LJH/202511/28 BOJ \354\244\221\353\263\265 \354\240\234\352\261\260.md"

diff --git "a/0224LJH/202511/28 BOJ \354\244\221\353\263\265 \354\240\234\352\261\260.md" "b/0224LJH/202511/28 BOJ \354\244\221\353\263\265 \354\240\234\352\261\260.md"
new file mode 100644
index 00000000..7c838a54
--- /dev/null
+++ "b/0224LJH/202511/28 BOJ \354\244\221\353\263\265 \354\240\234\352\261\260.md"	
@@ -0,0 +1,48 @@
+```java
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.List;
+import java.util.StringTokenizer;
+
+public class Main {
+	
+	static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+	static List<Integer> list = new ArrayList<>();
+	static StringBuilder sb = new StringBuilder();
+	
+    public static void main(String[] args) throws IOException {
+
+        init();
+        process();
+    	print();
+
+    }
+    
+    private static void init() throws IOException{
+    	StringTokenizer st = new StringTokenizer(br.readLine());
+    	while(st.hasMoreTokens()) {
+    		list.add(Integer.parseInt(st.nextToken()));
+    	}
+    	
+    }
+    
+    private static void process() throws IOException {
+    	HashSet<Integer> set = new HashSet<>();
+    	for (int n: list) {
+    		if (set.contains(n)) continue;
+    		sb.append(n).append(" ");
+    		set.add(n);
+    	}
+    }
+    
+	private static void print() {
+		System.out.println(sb.toString());
+    }
+
+}
+```