struct tclient{
/* Osnovna struktura koja sadrzi podatke o pojedinom klijentu. */
	tClient label;
	char trans[20];
};
struct tqueue{
/*  */
  tclient Q[1000];
  int front, rear;
};

typedef struct tqueue *queue;
typedef struct tclient *client;


queue FrontQ(queue Q){
       return Q->Q[Q->front] ;
}
void EnQueueQ(client El, queue Q){
     Q->rear=((Q->rear+1)%1000);
     strcpy(Q->Q[Q->rear]->label.name, El->label.name);
     Q->Q[Q->rear]->label.year = El->label.year;
     Q->Q[Q->rear]->label.saldo = El->label.saldo;
     strcpy(Q->Q[Q->rear]->label.trans, El->label.trans);
}

void DeQueueQ(queue Q){
     if((Q->rear+1)%1000 == Q->front) return;
     else Q->front=((Q->front+1)%1000);
}

bool IsEmptyQ(queue Q){
     if( ((Q->rear+1)%1000) == (Q->front)) return true;
     else return false;
}

int InitQ(queue Q){
    Q->front = 0;
    Q->rear = 999;
}