#include	<stdio.h>
#include	<stdlib.h>
#include	<string.h>
#include	<fstream.h>
#include	<ctype.h>
#include	<conio.h>
#include	<iomanip.h>
#include	<math.h>
#include <cstring.h>
#include <dos.h>

class queue
	{
	private:
	int data;
	int dataout;
	int qarray[30];
   int count ;
	int topcount;
   public:
	void getready();
	void enqueue(int data);
	void dequeue(int & dataout);
	void qtop(int data);
	void destroy();
                 


              
	};

void queue::getready(){
topcount = 0;
count = 0;
data = 0;
dataout= 0;
for(int i = 0;i<30;i++){
qarray[i] = 0;
}
}

void queue::enqueue(int data){
                                                                   
if ((count == 30)&&(qarray[0] != 0)) {
qarray[count] = data;
count = 0;
}
else



qarray[count] = data;

count++;
 }




void queue::dequeue(int & dataout){
if(count == topcount){
cout << "\n error array empty \n";
}
else
if (count == 30) {
qarray[topcount] = dataout;
topcount = 0;
}
else
dataout = qarray[topcount];
topcount++;


}