From 2a193459a6e39d6bdce1b52d8cf489b1581bf54b Mon Sep 17 00:00:00 2001
From: AgOH <stagoh17@gmail.com>
Date: Wed, 3 Jul 2024 16:16:16 +0800
Subject: [PATCH] problem(A1047): fix std

Signed-off-by: AgOH <stagoh17@gmail.com>
---
 problems/A/A1047/std.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/problems/A/A1047/std.cpp b/problems/A/A1047/std.cpp
index 9d5f1ff..61006b3 100644
--- a/problems/A/A1047/std.cpp
+++ b/problems/A/A1047/std.cpp
@@ -7,6 +7,7 @@ int main()
     cin>>n;
     if(n==1) cout<<0<<endl;
     else if(n==2) cout<<1<<endl;
+    else if(n==3) cout<<3<<endl;
     else
     {
         long long tmp = pow(2, n-3);