From c455e01cfd1a8a919ad637aa9bd084f4e09463de Mon Sep 17 00:00:00 2001
From: lkhyun <102892446+lkhyun@users.noreply.github.com>
Date: Thu, 8 May 2025 11:41:16 +0900
Subject: [PATCH] =?UTF-8?q?[20250508]=20BOJ=20/=20G4=20/=20=EB=AC=B8?=
 =?UTF-8?q?=EC=9E=90=EC=97=B4=20=ED=8F=AD=EB=B0=9C=20/=20=EC=9D=B4?=
 =?UTF-8?q?=EA=B0=95=ED=98=84?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...0\354\227\264 \355\217\255\353\260\234.md" | 52 +++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 "lkhyun/202505/08 BOJ G4 \353\254\270\354\236\220\354\227\264 \355\217\255\353\260\234.md"

diff --git "a/lkhyun/202505/08 BOJ G4 \353\254\270\354\236\220\354\227\264 \355\217\255\353\260\234.md" "b/lkhyun/202505/08 BOJ G4 \353\254\270\354\236\220\354\227\264 \355\217\255\353\260\234.md"
new file mode 100644
index 00000000..55167293
--- /dev/null
+++ "b/lkhyun/202505/08 BOJ G4 \353\254\270\354\236\220\354\227\264 \355\217\255\353\260\234.md"	
@@ -0,0 +1,52 @@
+```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[] p;
+
+    public static void main(String[] args) throws IOException{
+        char[] str = br.readLine().toCharArray();
+        char[] pattern = br.readLine().toCharArray();
+        p = new int[pattern.length];
+
+        for (int i = 1,j = 0; i < pattern.length; i++) {
+            while(j>0 && pattern[i] != pattern[j]){
+                j = p[j-1];
+            }
+            if(pattern[i] == pattern[j]){
+                p[i] = ++j;
+            }
+        }
+        char[] res = new char[str.length];
+        int[] len = new int[str.length];
+        int ptr = 0;
+        for (int i = 0,j; i < str.length; i++) {
+            res[ptr] = str[i];
+            j = (ptr == 0) ? 0 : len[ptr-1];
+            while(j>0 && str[i] != pattern[j]){
+                j = p[j-1];
+            }
+            if(str[i] == pattern[j]) {
+                j++;
+            }
+            len[ptr] = j;
+            ptr++;
+
+            if(j == pattern.length){
+                ptr -= j;
+            }
+        }
+        if(ptr == 0){
+            bw.write("FRULA");
+        }else{
+            bw.write(new String(res,0,ptr));
+        }
+        bw.close();
+    }
+}
+```