diff --git "a/JHLEE325/202511/25 BOJ G5 \352\263\265\355\206\265 \353\266\200\353\266\204 \353\254\270\354\236\220\354\227\264.md" "b/JHLEE325/202511/25 BOJ G5 \352\263\265\355\206\265 \353\266\200\353\266\204 \353\254\270\354\236\220\354\227\264.md"
new file mode 100644
index 00000000..702e5b98
--- /dev/null
+++ "b/JHLEE325/202511/25 BOJ G5 \352\263\265\355\206\265 \353\266\200\353\266\204 \353\254\270\354\236\220\354\227\264.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));
+
+        String S1 = br.readLine();
+        String S2 = br.readLine();
+
+        int n = S1.length();
+        int m = S2.length();
+
+        int[][] dp = new int[n + 1][m + 1];
+        int answer = 0;
+
+        for (int i = 1; i <= n; i++) {
+            for (int j = 1; j <= m; j++) {
+                if (S1.charAt(i - 1) == S2.charAt(j - 1)) {
+                    dp[i][j] = dp[i - 1][j - 1] + 1;
+                    answer = Math.max(answer, dp[i][j]);
+                } else {
+                    dp[i][j] = 0;
+                }
+            }
+        }
+
+        System.out.println(answer);
+    }
+}
+```