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du2 - 3

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mr314ot 2025-10-09 08:48:47 +02:00
parent 13e500949d
commit 48bfefad8c
1 changed files with 10 additions and 7 deletions
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17
du2/program.c
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@ -17,18 +17,17 @@ int read_pizza(struct pizza *item) {
char line2[LINESIZE]; char line2[LINESIZE];
//nazov //nazov
if (!fgets(line1, LINESIZE, stdin)) return 0; if (!fgets(line1, sizeof(line1), stdin)) return 0;
line1[strcspn(line1, "\n")] = 0; line1[strcspn(line1, "\n")] = 0;
if (strlen(line1) == 0) return 0; if (strlen(line1) == 0) return 0;
//cena //cena
if (!fgets(line2, LINESIZE, stdin)) return 0; if (!fgets(line2, sizeof(line2), stdin)) return 0;
line2[strcspn(line2, "\n")] = 0; line2[strcspn(line2, "\n")] = 0;
float value; float value = 0.0f;
if (sscanf(line2, "%f", &value) != 1 || value == 0.0f) { if (sscanf(line2, "%f", &value) != 1) return 0;
return 0; if (value == 0.0f) return 0;
}
strcpy(item->name, line1); strcpy(item->name, line1);
item->price = value; item->price = value;
@ -49,12 +48,16 @@ int compare_pizza(const void *a, const void *b){
int main() { int main() {
struct pizza list[MAXITEMS]; struct pizza list[MAXITEMS];
int count = 0; memset(list, 0, sizeof(list));
//nacitanie listka //nacitanie listka
int count = 0;
while (count < MAXITEMS && read_pizza(&list[count])){ while (count < MAXITEMS && read_pizza(&list[count])){
count++; count++;
} }
//ukoncit ak ziadne polozky
if (count == 0) return 0;
//triedenie //triedenie
qsort(list, count, sizeof(struct pizza), compare_pizza); qsort(list, count, sizeof(struct pizza), compare_pizza);