From 686341a129eed94f96dc6da6c267591516f0af1f Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Wed, 24 Mar 2021 16:32:51 +0800
Subject: import(solutions): Fix acwing 1247.

---
 works/solutions/acwing/1247.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/works/solutions/acwing/1247.cpp b/works/solutions/acwing/1247.cpp
index 132c63c..1fd4412 100644
--- a/works/solutions/acwing/1247.cpp
+++ b/works/solutions/acwing/1247.cpp
@@ -29,7 +29,7 @@ int main() {
     result += 2 * max;
   }
 
-  if (M == 1 && min > 0) {
+  if (M != 0 && min > 0) {
     result -= 2 * min;
   }
 
-- 
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