/* This program uses a 2D array and implements it as a queue */

#include <conio.h>
#include <stdio.h>
#include <string.h>
void enqueue(char [][15],int);
void dequeue(char [][15],int);
void display(char [][15],int);
void main()
	{
	char names[10][15]={"Alpesh","Alps ","Rick"};
	int count=3;
	puts("The original queue is as follows:");
	display(names,count);
	puts("After dequeuing, the queue is as follows:");
	dequeue(names,--count);
	display(names,count);
	enqueue(names,++count);
	puts("After enqueuing, the queue is as follows:");
	display(names,count);
	getch();
}
void display(char n[][15],int count)
	{
	int i;
	for(i=0;i<count;++i)
	printf("%s\n",(n+i));
	puts("");
}
void enqueue(char n[][15],int count)
	{
	puts("Enter a name:");
	gets(n[count-1]);
	puts("");
}
void dequeue(char m[][15],int count)
	{
	int i;
	for(i=0;i<=count;++i)
	strcpy(m[i],m[i+1]);
}