pvjc24/du10/program.c
2024-04-15 21:59:02 +02:00

63 lines
1.6 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define SIZE 100
int compare(const void* arg1, const void* arg2) {
char* s1 = *((char**)arg1);
char* s2 = *((char**)arg2);
return strcmp(s1, s2);
}
int main() {
char* pole_smernikov[SIZE];
memset(pole_smernikov, 0, SIZE * sizeof(char*));
int pocet_mien_v_poli = 0;
char line[SIZE];
while (fgets(line, SIZE, stdin) != NULL) {
int pocet_znakov = strlen(line);
if (pocet_znakov == 1 && line[0] == '\n') // Skončiť na prázdnom riadku
break;
// Kontrola duplicít
int found = 0;
for (int i = 0; i < pocet_mien_v_poli; i++) {
if (memcmp(pole_smernikov[i], line, pocet_znakov) == 0) {
found = 1;
break;
}
}
if (!found) {
pole_smernikov[pocet_mien_v_poli] = malloc(pocet_znakov);
memcpy(pole_smernikov[pocet_mien_v_poli], line, pocet_znakov);
pocet_mien_v_poli += 1;
}
}
// Triedenie
qsort(pole_smernikov, pocet_mien_v_poli, sizeof(char*), compare);
// Výpis prijatých a neprijatých študentov
int max_students;
scanf("%d", &max_students);
printf("Prijati studenti:\n");
for (int i = 0; i < max_students && i < pocet_mien_v_poli; i++) {
printf("%s", pole_smernikov[i]);
}
printf("Neprijati studenti:\n");
for (int i = max_students; i < pocet_mien_v_poli; i++) {
printf("%s", pole_smernikov[i]);
}
// Uvoľnenie pamäte
for (int i = 0; i < pocet_mien_v_poli; i++) {
free(pole_smernikov[i]);
}
return 0;
}