From 49941d90ada37910fa22cf73ba2a0f365f239862 Mon Sep 17 00:00:00 2001
From: JHLEE325 <82587652+JHLEE325@users.noreply.github.com>
Date: Thu, 5 Mar 2026 01:02:40 +0900
Subject: [PATCH 1/2] =?UTF-8?q?[20260304]=20BOJ=20/=20G3=20/=20=EA=B0=9C?=
 =?UTF-8?q?=EB=AF=B8=EA=B5=B4=20/=20=EC=9D=B4=EC=A4=80=ED=9D=AC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...3 \352\260\234\353\257\270\352\265\264.md" | 43 +++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 "JHLEE325/202603/04 BOJ G3 \352\260\234\353\257\270\352\265\264.md"

diff --git "a/JHLEE325/202603/04 BOJ G3 \352\260\234\353\257\270\352\265\264.md" "b/JHLEE325/202603/04 BOJ G3 \352\260\234\353\257\270\352\265\264.md"
new file mode 100644
index 00000000..cc02392b
--- /dev/null
+++ "b/JHLEE325/202603/04 BOJ G3 \352\260\234\353\257\270\352\265\264.md"	
@@ -0,0 +1,43 @@
+```java
+import java.io.*;
+import java.util.*;
+
+public class Main {
+
+    static class Node {
+        Map<String, Node> children = new TreeMap<>();
+    }
+
+    public static void main(String[] args) throws IOException {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+        int N = Integer.parseInt(br.readLine());
+
+        Node root = new Node();
+
+        for (int i = 0; i < N; i++) {
+            StringTokenizer st = new StringTokenizer(br.readLine());
+            int K = Integer.parseInt(st.nextToken());
+
+            Node current = root;
+            for (int j = 0; j < K; j++) {
+                String food = st.nextToken();
+                current.children.putIfAbsent(food, new Node());
+                current = current.children.get(food);
+            }
+        }
+
+        print(root, 0);
+    }
+
+    static void print(Node node, int d) {
+        for (String key : node.children.keySet()) {
+            for (int i = 0; i < d; i++) {
+                System.out.print("--");
+            }
+            System.out.println(key);
+
+            print(node.children.get(key), d + 1);
+        }
+    }
+}
+```

From 41daeee36e249f08a1ab1fe6561958bd6f7ecfd9 Mon Sep 17 00:00:00 2001
From: JHLEE325 <82587652+JHLEE325@users.noreply.github.com>
Date: Fri, 6 Mar 2026 17:15:45 +0900
Subject: [PATCH 2/2] =?UTF-8?q?[20260306]=20BOJ=20/=20G3=20/=20=EC=84=A0?=
 =?UTF-8?q?=EB=AC=BC=20=EC=A0=84=EB=8B=AC=20/=20=EC=9D=B4=EC=A4=80?=
 =?UTF-8?q?=ED=9D=AC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...0\353\254\274 \354\240\204\353\213\254.md" | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 "JHLEE325/202603/06 BOJ G3 \354\204\240\353\254\274 \354\240\204\353\213\254.md"

diff --git "a/JHLEE325/202603/06 BOJ G3 \354\204\240\353\254\274 \354\240\204\353\213\254.md" "b/JHLEE325/202603/06 BOJ G3 \354\204\240\353\254\274 \354\240\204\353\213\254.md"
new file mode 100644
index 00000000..64e07518
--- /dev/null
+++ "b/JHLEE325/202603/06 BOJ G3 \354\204\240\353\254\274 \354\240\204\353\213\254.md"	
@@ -0,0 +1,32 @@
+```java
+import java.io.*;
+import java.util.*;
+
+public class Main {
+    public static void main(String[] args) throws Exception {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+        int N = Integer.parseInt(br.readLine());
+
+        if (N == 1) {
+            System.out.println(0);
+            return;
+        }
+        if (N == 2) {
+            System.out.println(1);
+            return;
+        }
+
+        long[] dp = new long[N + 1];
+        long mod = 1000000000;
+
+        dp[1] = 0;
+        dp[2] = 1;
+
+        for (int i = 3; i <= N; i++) {
+            dp[i] = (i - 1) * (dp[i - 1] + dp[i - 2]) % mod;
+        }
+
+        System.out.println(dp[N]);
+    }
+}
+```