From a15d5369379e5b8e31925609d81b391cba41273d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tom=C3=A1=C5=A1=20Vl=C4=8Dek?= <tomas.vlcek@student.tuke.sk>
Date: Wed, 15 Apr 2026 11:01:25 +0000
Subject: [PATCH] Aktualizovat du5/program.c

---
 du5/program.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/du5/program.c b/du5/program.c
index 14b0599..7ca54db 100644
--- a/du5/program.c
+++ b/du5/program.c
@@ -20,6 +20,7 @@ int lineCount = 0;
 int indexLine = 0;
 int nodeCount = 0;
 int answerCount = 0;
+bool isTreeBroken = false;
 
 //pomocna konstanta
 const int invalidIndex = -1;
@@ -30,6 +31,7 @@ int buildATree()
 {
     if (indexLine >= lineCount)
     {
+        isTreeBroken = true;
         return -1;
     }
 
@@ -57,6 +59,12 @@ int buildATree()
     tree[current].yes = buildATree(); // 'a' 
     tree[current].no  = buildATree(); // 'n'
 
+    //kontrola - jedna otazka musii mat dve deti (AK NIE vyhodi chybu)
+    if (tree[current].yes == -1 || tree[current].no == -1)
+    {
+        treeIsBroken = true;
+    }
+
     return current;
 }