feat: 백준 재귀의 귀재

```
[재귀의 귀재](https://www.acmicpc.net/problem/25501)
```

Author: seunggulee1007

src/main/java/sgyj/backjun/seunggu/Main25501.java

@@ -0,0 +1,32 @@
+package sgyj.backjun.seunggu;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.Arrays;
+
+class Main25501 {
+
+
+    public static void main(String[] args){
+    try ( BufferedReader reader = new BufferedReader( new InputStreamReader(System.in) ) ) {
+		int count = Integer.parseInt(reader.readLine());
+      	int[] arr = Arrays.stream( reader.readLine().split(" ") ).mapToInt(Integer::parseInt).toArray();
+        int[] dy =new int[count];
+        dy[0] = 1;
+        int answer = 0;
+        for(int i=1; i< arr.length; i++) {
+            int max = 0;
+            for(int j=i-1; j>= 0; j--) {
+                if(arr[j] < arr[i] && dy[j] > max) max = dy[j];
+            }
+            dy[i] = max + 1;
+            answer = Math.max(answer, dy[i]);
+        }
+        System.out.println(answer);
+
+    } catch ( IOException e ) {
+      e.printStackTrace();
+    }
+  }
+}