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

typedef struct utilaj {
    char *nume;
    int sect, an;
    struct utilaj *urm;
} nod;

nod *adauga(nod *p, char *nume, int sec, int an) {
    nod *q;
    q = (nod *) malloc(sizeof(nod));
    q->nume = (char *) malloc(strlen(nume) + 1);
    strcpy(q->nume, nume);
    q->sect = sec;
    q->an = an;
    q->urm = NULL;
    if (q == NULL || q->nume == NULL) {
        printf("ERROR");
        exit(0);
    }
    if (p == NULL)
        return q;
    else {
        q->urm = p;
        return q;
    }
}

void afisare(nod *p) {
    nod *q;
    q = p;
    while (q != NULL) {
        printf("\n%s", q->nume);
        printf("\n%d", q->sect);
        printf("\n%d", q->an);
        q = q->urm;
    }
}
void stergere(nod *prim,char *nume){
    nod *q,*prev;
    q=prim;
    if (q != NULL && strcmp(q->nume,nume)==0)
    {
        prim = q->urm;
        free(q);
        return;
    }
    while (q != NULL && strcmp(q->nume,nume)!=0)
    {
        prev = q;
        q = q->urm;
    }
    if (q == NULL) return;
    free(q);
}

int main() {
    int opt, sec, an;
    char nume[20];
    nod *prim = NULL;
    do {
        system("cls");
        printf("\n1.Introducere utilaj");
        printf("\n2.Afisare utilaje");
        printf("\n3.Stergere dupa nume");
        printf("\n4.Iesire\n");
        scanf_s("%d", &opt);
        switch (opt) {
            case 1:
                printf("\nnume:");
                scanf("%s", &nume);
                printf("\nsector: ");
                scanf("%d", &sec);
                printf("\nan:");
                scanf("%d", &an);
                prim = adauga(prim, nume, sec, an);
                break;

            case 2:
                afisare(prim);
                break;
            case 3:
                printf("\nnume de sters:");
                scanf("%s",&nume);
                stergere(prim,nume);
        }
    } while (opt < 4);
    return 0;
}