Update basic.cpp

1 files changed, 4 insertions, 3 deletions

diff --git a/Template/basic.cpp b/Template/basic.cpp
index 515a59e..32aa7b6 100644
--- a/Template/basic.cpp
+++ b/Template/basic.cpp
@@ -6,7 +6,8 @@ using ll = long long;
 using ii = pair<int, int>;
 
 int main() {
-	ios_base::sync_with_stdio(0), cin.tie(0);
-    
-    
+    if (fopen("in", "r")) freopen(("in", "r", stdin), freopen("out", "w", stdout);
+    ios_base::sync_with_stdio(0), cin.tie(0);
+
+
 }