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- #include<stdio.h>
- #include<stdlib.h>
- struct fifo_node
- {
- char name[20];
- char surname[20];
- int class;
- char station_A[20];
- char station_B[20];
- int price;
- int data;
- struct fifo_node *next;
- };
- struct fifo_pointers
- {
- struct fifo_node *head, *tail;
- } fifo;
- void enqueue(struct fifo_pointers *fifo)
- {
- struct fifo_node *new_node = (struct fifo_node *)malloc(sizeof(struct fifo_node));
- if(new_node)
- {
- new_node->next = NULL;
- if(fifo->head==NULL)
- fifo->head = fifo->tail = new_node;
- else {
- fifo->tail->next=new_node;
- fifo->tail=new_node;}
- puts("PODAJ IMIE:\n");
- scanf("%s",new_node->name);
- puts("PODAJ NAZWISKO:\n");
- scanf("%s",new_node->surname);
- do
- {
- printf("Podaj klase (1 lub 2):\n");
- scanf("%d",&new_node->class);
- }while(new_node->class<0 || new_node->class>2);
- puts("PODAJ PUNKT POCZATKOWY:\n");
- scanf("%s",new_node->station_A);
- puts("PODAJ PUNKT DOCELOWY:\n");
- scanf("%s",new_node->station_B);
- }
- }
- void print_queue(struct fifo_pointers fifo)
- {
- while(fifo.head) {
- printf("%d ",fifo.head->data);
- fifo.head = fifo.head->next;
- }
- puts("");
- }
- void print_queue_with_for(struct fifo_pointers fifo)
- {
- for(;fifo.head;fifo.head=fifo.head->next)
- printf("%d ",fifo.head->data);
- puts("");
- }
- int main(void)
- {
- srand(time(NULL));
- int i,a;
- while(1)
- {
- printf("\n\n1. DODAJ OSOBE:\n");
- printf("2. WYSWIETL I USUN CALA KOLEJKE:\n");
- printf("3. WYJSCIE\n");
- scanf("%d",&a);
- if(a==1)
- {
- enqueue(&fifo);
- }
- if(a==2)
- {
- while(fifo.head!=NULL)
- {
- printf("\n*****************");
- printf("\nImie pasazera:%s\n",fifo.head->name);
- printf("Nazwisko pasazera:%s\n",fifo.head->surname);
- printf("Klasa pociagu:%d\n",fifo.head->class);
- printf("Punkt poczatkowy:%s\n",fifo.head->station_A);
- printf("Punkt docelowy:%s\n",fifo.head->station_B);
- printf("Cena biletu:%lf\n",fifo.head->price);
- fifo.head=fifo.head->next;
- }
- if(fifo.head==NULL && a==2)
- {
- printf("\nKolejka pusta");
- }
- free(fifo.head);
- }
- if(a==3)
- return 0;
- }
- }
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