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#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAX_STUDENTS 100

int main() {
    char students[MAX_STUDENTS][100];
    int n;

    printf("Introduceti numarul de studenti: ");
    scanf("%d", &n);

    printf("Introduceti numele studentilor:\n");
    for (int i = 0; i < n; i++) {
        scanf("%s", students[i]);
    }

    FILE *f = fopen("STUDENTI.TXT", "w");
    if (f == NULL) {
        printf("Eroare la deschiderea fisierului!\n");
        exit(1);
    }

    for (int i = 0; i < n; i++) {
        fprintf(f, "%s\n", students[i]);
    }

    fclose(f);

    printf("\nContinutul fisierului STUDENTI.TXT este:\n");
    f = fopen("STUDENTI.TXT", "r");
    if (f == NULL) {
        printf("Eroare la deschiderea fisierului!\n");
        exit(1);
    }

    char line[100];
    while (fgets(line, 100, f)) {
        printf("%s", line);
    }

    fclose(f);

    return 0;
}

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAX_STUDENTS 100

int main() {
    char students[MAX_STUDENTS][100];
    int n;

    FILE *f = fopen("STUDENTI.TXT", "a");
    if (f == NULL) {
        printf("Eroare la deschiderea fisierului!\n");
        exit(1);
    }

    printf("Introduceti numarul de studenti de adaugat: ");
    scanf("%d", &n);

    printf("Introduceti numele studentilor de adaugat:\n");
    for (int i = 0; i < n; i++) {
        scanf("%s", students[i]);
        fprintf(f, "%s\n", students[i]);
    }

    fclose(f);

    // Sorteaza studentii in ordine alfabetica
    int count = 0;
    char line[100];
    char sorted_students[MAX_STUDENTS][100];
    
    f = fopen("STUDENTI.TXT", "r");
    
    while (fgets(line, 100, f)) {
        strcpy(sorted_students[count], line);
        count++;
    }
    
    fclose(f);
    
    for (int i = 0; i < count - 1; i++) {
        for (int j = i + 1; j < count; j++) {
            if (strcmp(sorted_students[i], sorted_students[j]) > 0) {
                char temp[100];
                strcpy(temp, sorted_students[i]);
                strcpy(sorted_students[i], sorted_students[j]);
                strcpy(sorted_students[j], temp);
            }
        }
    }
    
    // Scrie studentii sortati in alt fisier
    f = fopen("STUDENTI_SORTATI.TXT", "w");
    
    for (int i = 0; i < count; i++) {
        fprintf(f, "%s", sorted_students[i]);
    }
    
    fclose(f);

   return 0;
}