From 45725812385fa1e908b93c728929088ef626970c Mon Sep 17 00:00:00 2001
From: lkhyun <102892446+lkhyun@users.noreply.github.com>
Date: Sun, 9 Nov 2025 12:57:29 +0900
Subject: [PATCH] =?UTF-8?q?[20251109]=20BOJ=20/=20G4=20/=20=EB=9E=A8?=
 =?UTF-8?q?=ED=94=84=20/=20=EC=9D=B4=EA=B0=95=ED=98=84?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../09 BOJ G4 \353\236\250\355\224\204.md"    | 39 +++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 "lkhyun/202511/09 BOJ G4 \353\236\250\355\224\204.md"

diff --git "a/lkhyun/202511/09 BOJ G4 \353\236\250\355\224\204.md" "b/lkhyun/202511/09 BOJ G4 \353\236\250\355\224\204.md"
new file mode 100644
index 00000000..ba4cc7f8
--- /dev/null
+++ "b/lkhyun/202511/09 BOJ G4 \353\236\250\355\224\204.md"	
@@ -0,0 +1,39 @@
+```java
+import java.util.*;
+import java.io.*;
+
+public class Main{
+    static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+    static BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
+    static StringBuilder sb = new StringBuilder();
+    static StringTokenizer st;
+    static int N,M,K;
+    static Map<String, Integer> patterns = new HashMap<>();
+    static int max = 0;
+
+    public static void main(String[] args) throws Exception {
+        st = new StringTokenizer(br.readLine());
+        N = Integer.parseInt(st.nextToken());
+        M = Integer.parseInt(st.nextToken());
+        for(int i = 0;i<N;i++){
+            String input = br.readLine();
+            patterns.put(input, patterns.getOrDefault(input, 0)+1);
+        }
+        K = Integer.parseInt(br.readLine());
+
+        for(String s : patterns.keySet()){
+            int zeroCnt = 0;
+            for(int i = 0; i<s.length(); i++){
+                if(s.charAt(i) == '0'){
+                    zeroCnt++;
+                }
+            }
+            if(zeroCnt <= K && (K-zeroCnt)%2 == 0){
+                max = Math.max(max,patterns.get(s));
+            }
+        }
+        bw.write(max+"");
+        bw.close();
+    }
+}
+```