From 421f2ea58b26dd4d53ace7778ba528a50015efc6 Mon Sep 17 00:00:00 2001
From: mr314ot <mr314ot@sigma.tuke.sk>
Date: Thu, 9 Oct 2025 08:58:10 +0200
Subject: [PATCH] du2 - 4

---
 du2/program.c | 32 ++++++++++++++++++++------------
 1 file changed, 20 insertions(+), 12 deletions(-)

diff --git a/du2/program.c b/du2/program.c
index 416e054..f8b787d 100644
--- a/du2/program.c
+++ b/du2/program.c
@@ -2,7 +2,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-#define LINESIZE 100
+#define LINESIZE 200
 #define MAXITEMS 100
 
 // struktura pre polozku jed. listka
@@ -17,17 +17,24 @@ int read_pizza(struct pizza *item) {
 	char line2[LINESIZE];
 
 	//nazov
-	if (!fgets(line1, sizeof(line1), stdin)) return 0;
-	line1[strcspn(line1, "\n")] = 0;
-	if (strlen(line1) == 0) return 0;
+	if (fgets(line1, sizeof(line1), stdin) == NULL) { 
+		return 0;
+	}
+	line1[strcspn(line1, "\n")] = '\0';
+	if (line1[0] == '\0') {
+		return 0;
+	}
 	
 	//cena
-	if (!fgets(line2, sizeof(line2), stdin)) return 0;
-	line2[strcspn(line2, "\n")] = 0;
+	if (fgets(line2, sizeof(line2), stdin) == NULL) {
+		return 0;
+	}
+	line2[strcspn(line2, "\n")] = '\0';
 
-	float value = 0.0f;
-	if (sscanf(line2, "%f", &value) != 1) return 0;
-	if (value == 0.0f) return 0;
+	float value;
+	if (sscanf(line2, "%f", &value) != 1) {
+		return 0;
+	}
 
 	strcpy(item->name, line1);
 	item->price = value;
@@ -48,16 +55,17 @@ int compare_pizza(const void *a, const void *b){
 
 int main() {
 	struct pizza list[MAXITEMS];
-	memset(list, 0, sizeof(list));
+	int count = 0;
 	
 	//nacitanie listka
-	int count = 0;
 	while (count < MAXITEMS && read_pizza(&list[count])){
 		count++;
 	}
 	
 	//ukoncit ak ziadne polozky
-	if (count == 0) return 0;
+	if (count == 0) {
+		return 0;
+	}
 
 	//triedenie
 	qsort(list, count, sizeof(struct pizza), compare_pizza);