From cc432880021b5df5962fe3ec209227f14f84c471 Mon Sep 17 00:00:00 2001
From: Ukj0ng <90972240+Ukj0ng@users.noreply.github.com>
Date: Mon, 2 Feb 2026 14:20:34 +0900
Subject: [PATCH] =?UTF-8?q?[20260202]=20BOJ=20/=20G3=20/=20=ED=81=AC?=
 =?UTF-8?q?=EB=A6=AC=EC=8A=A4=20=EB=A7=88=ED=8B=B4=20/=20=ED=95=9C?=
 =?UTF-8?q?=EC=A2=85=EC=9A=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...4\354\212\244 \353\247\210\355\213\264.md" | 47 +++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 "Ukj0ng/202602/02 BOJ G3 \355\201\254\353\246\254\354\212\244 \353\247\210\355\213\264.md"

diff --git "a/Ukj0ng/202602/02 BOJ G3 \355\201\254\353\246\254\354\212\244 \353\247\210\355\213\264.md" "b/Ukj0ng/202602/02 BOJ G3 \355\201\254\353\246\254\354\212\244 \353\247\210\355\213\264.md"
new file mode 100644
index 00000000..39676bc6
--- /dev/null
+++ "b/Ukj0ng/202602/02 BOJ G3 \355\201\254\353\246\254\354\212\244 \353\247\210\355\213\264.md"	
@@ -0,0 +1,47 @@
+```
+import java.io.*;
+import java.util.*;
+
+public class Main {
+    private static final BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+    private static final BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
+    private static Map<Character, Integer> map;
+    private static char answer;
+    private static int N, count;
+
+    public static void main(String[] args) throws IOException {
+        init();
+
+        bw.write(count + "\n");
+        for (int i = 0; i < N; i++) {
+            bw.write(answer + "");
+        }
+        bw.flush();
+        bw.close();
+        br.close();
+    }
+
+    private static void init() throws IOException {
+        N = Integer.parseInt(br.readLine());
+        count = N;
+        char[] input = br.readLine().toCharArray();
+
+        map = new HashMap<>();
+
+        map.put('A', 0);
+        map.put('C', 0);
+        map.put('G', 0);
+        map.put('T', 0);
+        for (int i = 0; i < N; i++) {
+            map.put(input[i], map.get(input[i])+1);
+        }
+
+        for (char key : map.keySet()) {
+            if (count > map.get(key)) {
+                count = map.get(key);
+                answer = key;
+            }
+        }
+    }
+}
+```