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Praktikum 8

Desember 15, 2010

#include
#include
#define maks 7

using namespace std;

class Queue {
friend ostream& operator<<(ostream&,const Queue);
public:
Queue();
int penuh(int);
int kosong(int);
void cetak();
void enqueue(char);
char dequeue();
private:
char A[maks];
int banyak;
};

ostream& operator<<(ostream& out,const Queue s) {
cout<<“\nIsi Queue : “;
for(int i=0;i<s.banyak;i++)
out<<s.A[i]<<” “;
}

Queue::Queue() {
banyak=0;
for (int i=0;i<=maks;i++)
A[i]=’0′;
}

int Queue::penuh(int s) {
return s==maks ? 1:0;}

int Queue::kosong(int s) {
return s==0 ?1:0;}

void Queue::cetak() {
cout<<“\nIsi Queue: “;
for(int i=0;i<banyak;i++)
cout<<A[i]<<” “;
cout<<endl;
}

void Queue::enqueue( char x) {
cout<<“\nElemen: “<<x<<” masukan antrian”;
if(penuh(banyak)) cout<=0;i–)
A[i+1]=A[i];
A[0]=x;
banyak++;
}
}
char Queue::dequeue() {
char temp=A[–banyak];
cout<”<<temp;
A[banyak]=’0′;
return temp;
}

int main() {
Queue q;
for(char c=’a’;c<‘h’;c++) {
q.enqueue(c);
cout<<q;
}

char p=q.dequeue();

q.cetak();
cout<<“\n\ncetak pakai overloading : “<<q;
cout<<“\n\n”;

system(“PAUSE”);
return EXIT_SUCCESS;
}

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