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mjurman on 12/03/11

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podataka

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Last Edited at 12/03/11 06:14am

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Red_pokazivac.h

/ Published in: C++

implementacija reda pomocu pokazivaca

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#include <iostream>
using namespace std;
 
struct pacijent {
    int x, y;
    short pac_prioritet;
};
 
struct qu {
    pacijent value;
    qu *next;
};
 
struct que {
    qu *front, *rear;
};
 
typedef struct que red;
typedef struct qu element;
element *glava=new element;
 
bool IsEmptyQ(red *Q) {
    if (Q->rear==Q->front) return true;
    else return false;
}
 
pacijent FrontQ(red *Q) {
    if (!IsEmptyQ(Q)) {
       element *pom=Q->front;
       pom=pom->next;
       return pom->value;
    }
}
 
void DeQueueQ(red *Q) {
    if (!IsEmptyQ(Q)) {
       element *brisi=Q->front;
       Q->front=brisi->next;
       delete brisi;
    }
}
 
void EnQueueQ (pacijent x, red *Q) {
    element *zadnji=Q->rear;
    element *novi=new element;
    novi->value=x;
    novi->next=NULL;
    zadnji->next=novi;
    Q->rear=novi;
}
 
void InitQ (red *Q) {
    Q->front=glava;
    Q->rear=glava;
}

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