From f89ee06d802d28b72aa947cffdfb0bd1a59a5ad0 Mon Sep 17 00:00:00 2001
From: Deinerovych <vladyslav.deinerovych@student.tuke.sk>
Date: Fri, 8 Nov 2024 14:01:39 +0100
Subject: [PATCH] hz5

---
 cv7/program.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/cv7/program.c b/cv7/program.c
index 17d4762..27ab8aa 100644
--- a/cv7/program.c
+++ b/cv7/program.c
@@ -101,6 +101,12 @@ int main() {
         line_count++;
     }
 
+    if (line_count == 0) {
+        printf("Expert z bufetu to vie.\n");
+        printf("Chybna databaza\n");
+        return 0;
+    }
+
     int index = 0;
     Node *root = parse_knowledge_base(lines, &index, line_count);