2024-03-13 09:55:11 +00:00
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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2024-03-20 12:59:55 +00:00
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#define MAX_NAME_LENGTH 100
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2024-03-20 14:08:46 +00:00
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#define MAX_BUFFER_LENGTH 256
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2024-03-20 12:59:55 +00:00
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2024-03-20 14:08:46 +00:00
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// Štruktúra pre uchovanie informácií o študentovi
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2024-03-13 09:55:11 +00:00
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typedef struct {
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2024-03-20 14:08:46 +00:00
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char name[MAX_NAME_LENGTH];
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2024-03-13 09:55:11 +00:00
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int votes;
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2024-03-20 12:33:29 +00:00
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} Student;
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2024-03-13 09:55:11 +00:00
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2024-03-20 14:08:46 +00:00
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// Porovnávacia funkcia pre zoradenie študentov podľa počtu hlasov a mena
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2024-03-20 12:33:29 +00:00
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int compare_students(const void *a, const void *b) {
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2024-03-20 14:08:46 +00:00
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const Student *student_a = (const Student *)a;
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const Student *student_b = (const Student *)b;
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// Najprv porovnajte počet hlasov
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if (student_a->votes != student_b->votes) {
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return student_b->votes - student_a->votes; // Zoradiť zostupne
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2024-03-13 09:55:11 +00:00
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}
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2024-03-20 14:08:46 +00:00
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// Ak majú rovnaký počet hlasov, porovnajte podľa mena
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return strcmp(student_a->name, student_b->name);
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2024-03-13 09:55:11 +00:00
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}
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int main() {
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2024-03-20 14:08:46 +00:00
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// Inicializácia poľa študentov
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Student students[MAX_BUFFER_LENGTH];
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int num_students = 0;
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2024-03-13 09:55:11 +00:00
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2024-03-20 14:08:46 +00:00
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// Načítanie hlasov zo štandardného vstupu
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char buffer[MAX_BUFFER_LENGTH];
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while (fgets(buffer, sizeof(buffer), stdin) != NULL) {
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// Načítajte počet hlasov a meno študenta
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2024-03-13 09:55:11 +00:00
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int votes;
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2024-03-20 14:08:46 +00:00
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char name[MAX_NAME_LENGTH];
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2024-03-20 14:22:28 +00:00
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if (sscanf(buffer, "%d %99s", &votes, name) != 2) {
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2024-03-20 14:08:46 +00:00
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fprintf(stderr, "Chyba: Neplatný formát vstupu.\n");
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2024-03-13 10:10:55 +00:00
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return 1;
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}
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2024-03-20 14:08:46 +00:00
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// Uložte študenta do poľa
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strncpy(students[num_students].name, name, MAX_NAME_LENGTH);
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students[num_students].votes = votes;
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num_students++;
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// Kontrola prekročenia maximálnej veľkosti poľa študentov
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if (num_students >= MAX_BUFFER_LENGTH) {
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fprintf(stderr, "Chyba: Príliš veľa študentov.\n");
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2024-03-20 13:52:38 +00:00
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return 1;
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}
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2024-03-13 09:55:11 +00:00
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}
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2024-03-20 14:08:46 +00:00
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// Ak neboli načítané žiadne dáta, vypíšte chybovú správu
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if (num_students == 0) {
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fprintf(stderr, "Chyba: Žiadne záznamy načítané.\n");
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return 1;
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2024-03-13 09:55:11 +00:00
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}
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2024-03-20 14:08:46 +00:00
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// Zoradenie študentov podľa počtu hlasov a mena
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qsort(students, num_students, sizeof(Student), compare_students);
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// Výpis výsledkov
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printf("Vysledky:\n");
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for (int i = 0; i < num_students; i++) {
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printf("%d %s\n", students[i].votes, students[i].name);
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}
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2024-03-20 13:52:38 +00:00
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2024-03-13 09:55:11 +00:00
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return 0;
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}
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