Question

Write only function. In c++

3. a) Write a function, to be included in a queue class - circular array implementation (20 p that will print all the items in the queue from front to rear

Answer 1

void display()
{
int i;
if(front==-1)
cout<<"Queue is empty";
else
{
if(front<=rear)
{
for(i=front;i<rear;i++)
cout<<arr[i]<<" ";
}
else //when rear is greater than front
{
for(i=front;i<size;++i)
cout<<arr[i]<<" ";
for(i=0;i<=rear;++i)
cout<<arr[i]<<" ";
}
}
}