54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define SIZE 100
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struct student {
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char name[SIZE];
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int votes;
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};
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void initialize_database(struct student* database, int size, char* names[], int* votes) {
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for (int i = 0; i < size; i++) {
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strcpy(database[i].name, names[i]);
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database[i].votes = votes[i];
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}
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}
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// Pomocná funkcia na porovnanie dvoch študentov
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int compare_students(const void* a, const void* b) {
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const struct student* studentA = (const struct student*)a;
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const struct student* studentB = (const struct student*)b;
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// Ak majú študenti rôzny počet hlasov, porovnáme ich podľa počtu hlasov
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if (studentA->votes != studentB->votes) {
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return studentB->votes - studentA->votes; // Zoradenie zostupne podľa počtu hlasov
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} else {
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// Ak majú rovnaký počet hlasov, porovnáme ich abecedne podľa mena
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return strcmp(studentA->name, studentB->name);
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}
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}
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int main() {
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struct student database[SIZE];
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memset(database, 0, SIZE * sizeof(struct student));
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int size = 10; // Veľkosť databázy mien študentov
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char* names[10] = {"Bardos Mrtakrys", "Rita Umhi", "Prylenn Alak", "Lak'hi Elavorg", "Prylenn Alak", "Prylenn Alak", "Prylenn Alak", "Rita Umhi", "Terian Dis"};
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int votes[10] = {2, 1, 1, 10, 3, 3, 3, 1, 10}; // Počet hlasov pre každého študenta
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initialize_database(database, size, names, votes); // Inicializácia databázy mien študentov
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// Zoradenie databázy študentov podľa počtu hlasov a abecedne
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qsort(database, size, sizeof(struct student), compare_students);
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// Výpis zoradenej databázy
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printf("Zoradeny zoznam studentov podla poctu hlasov a abecedne:\n");
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for (int i = 0; i < size; i++) {
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printf("%d %s\n", database[i].votes, database[i].name);
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}
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return 0;
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}
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