From 5fc2e6455fe7e85bbac5f3c6e25640fb01fe6512 Mon Sep 17 00:00:00 2001
From: nk365yf <nataliia.kobryn@student.tuke.sk>
Date: Thu, 9 Oct 2025 22:33:28 +0200
Subject: [PATCH] du2

---
 du2/prog      | Bin 0 -> 16520 bytes
 du2/program.c |  75 ++++++++++++++++++++++++++++++++++++++++++++++++++
 du2/vstup.txt |  12 ++++++++
 3 files changed, 87 insertions(+)
 create mode 100755 du2/prog
 create mode 100644 du2/program.c
 create mode 100644 du2/vstup.txt

diff --git a/du2/prog b/du2/prog
new file mode 100755
index 0000000000000000000000000000000000000000..98b7de1ef290d9181100a996f112e504feb82ce6
GIT binary patch
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diff --git a/du2/program.c b/du2/program.c
new file mode 100644
index 0000000..6340a43
--- /dev/null
+++ b/du2/program.c
@@ -0,0 +1,75 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#define LINE_SIZE 100
+#define MAXIT 100
+
+
+struct pizza{
+   char name[LINE_SIZE];
+   float prize;
+};
+
+
+int read_pizza(struct pizza *item){
+        char line_1[LINE_SIZE];
+        char line_2[LINE_SIZE];
+
+        if (fgets(line_1,LINE_SIZE,stdin)==NULL) return 0;
+        if (fgets(line_2,LINE_SIZE,stdin)==NULL) return 0;
+
+        line_1[strcspn(line_1,"\n")] = '\0';
+        line_2[strcspn(line_2,"\n")] = '\0';
+
+        float price = 0.0;
+        if (sscanf(line_2, "%f", &price)!=1||price<=0) return 0;
+
+        strcpy(item->name, line_1);
+        item->prize = price;
+
+        return 1;
+}
+
+
+int read_pizza_list(struct pizza* list){
+	int counter = 0;
+	for(int i = 0; i<MAXIT;i++){
+		struct pizza item;
+		memset(&item,0,sizeof(struct pizza));
+		int r = read_pizza(&item);
+		if (r){
+	    		memcpy(&list[counter], &item, sizeof(struct pizza));
+            		counter++;
+        	} else {
+            		break;
+        	}
+    	}
+    	return counter;
+}
+
+
+int compare_pizza (const void * a, const void * b){
+	const struct pizza *p1 = (const struct pizza *)a;
+	const struct pizza *p2 = (const struct pizza *)b;
+	
+	if(p1->prize<p2->prize) return -1;
+	if(p1->prize>p2->prize) return 1;
+
+	return strcmp(p1->name,p2->name);
+
+}
+
+
+int main(){
+	struct pizza list[MAXIT];
+	memset(list,0,sizeof(list));
+
+	int count = read_pizza_list(list);
+	
+	qsort(list,count,sizeof(struct pizza), compare_pizza);
+	for (int i = 0;i<count;i++){
+		printf("%s\n%.6f\n",list[i].name,list[i].prize);
+	}
+	return 0;
+}
diff --git a/du2/vstup.txt b/du2/vstup.txt
new file mode 100644
index 0000000..2a1ad19
--- /dev/null
+++ b/du2/vstup.txt
@@ -0,0 +1,12 @@
+Salamovo Fazulova pizza
+7.96
+Sunkova pizza
+5.77
+Bryndzova pizza
+8.67
+Zelerova pizza
+8.86
+Slaninovo Sunkova pizza
+7.55
+Slaninova pizza
+5.16