From fdbdadc478624daec6e3879c14afff194727cb18 Mon Sep 17 00:00:00 2001
From: kukemuna <kukemuna@users.noreply.github.com>
Date: Sat, 24 Feb 2024 23:46:28 +0200
Subject: [PATCH] automated commit by check50 [check50=True]

---
 substitution.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/substitution.c b/substitution.c
index 5129476..ebda538 100644
--- a/substitution.c
+++ b/substitution.c
@@ -58,7 +58,7 @@ void substitute(string plaintext, string key)
         {
             if (isupper(plaintext[i]))
             {
-                printf("%c", key[plaintext[i] - 65]);
+                printf("%c", toupper(key[plaintext[i] - 65]));
             }
             else
             {