pvjc24/cv10/program.c
2024-04-22 14:01:17 +02:00

52 lines
1.2 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*));
char line[SIZE];
memset(line, 0, SIZE);
int pocet_mien_v_poli = 0;
while (fgets(line, SIZE, stdin) != NULL && strlen(line) > 0) {
int found = 0;
for (int i = 0; i < pocet_mien_v_poli; i++) {
if (memcmp(pole_smernikov[i], line, strlen(line)) == 0) {
found = 1;
break;
}
}
if (!found) {
pole_smernikov[pocet_mien_v_poli] = malloc(strlen(line) + 1);
memcpy(pole_smernikov[pocet_mien_v_poli], line, strlen(line) + 1);
pocet_mien_v_poli++;
}
memset(line, 0, SIZE);
}
qsort(pole_smernikov, pocet_mien_v_poli, sizeof(char*), compare);
printf("Prijati studenti:\n");
for (int i = 0; i < pocet_mien_v_poli; i++) {
printf("%s", pole_smernikov[i]);
}
for (int i = 0; i < pocet_mien_v_poli; i++) {
free(pole_smernikov[i]);
}
return 0;
}