From 7172d4f401f22192abc1e116a9a88c5078eb082f Mon Sep 17 00:00:00 2001
From: mjkwiatkowski <mati.rewa@gmail.com>
Date: Mon, 1 Jun 2026 14:34:18 +0200
Subject: initial commit

---
 327A/main.cpp | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 327A/main.cpp

(limited to '327A/main.cpp')

diff --git a/327A/main.cpp b/327A/main.cpp
new file mode 100644
index 0000000..640a378
--- /dev/null
+++ b/327A/main.cpp
@@ -0,0 +1,36 @@
+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+int main(void){
+        int a,b;
+        cin>>a;
+        vector<int> v1;
+        for(int i = 0; i < a; i++){
+                cin>>b;
+                v1.push_back(b);
+        }
+        
+        int zeroes = 0; 
+        int max_zeroes = 0;
+        int ones = 0; 
+        
+        for(int i = 0; i < v1.size(); i++){
+                if(v1.at(i) == 0){
+                        zeroes++;
+                        if(zeroes > max_zeroes){
+                                max_zeroes = zeroes;
+                        }
+                }
+                if(v1.at(i) == 1){
+                        if(zeroes != 0) zeroes--;
+                        if(v1.size() != 1) ones++;
+                }
+        }
+        if(max_zeroes == 0 && v1.size() != 1){
+                ones -= 1;
+        }
+        cout<<ones + max_zeroes; 
+        return 0;
+}
-- 
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