Author: Sanif S S
Site: theeduzone.blogspot.com
Email: sanifss@gmail.com
#include<stdio.h>
#include<conio.h>
#define max 3
class stack
{
int item[max];
int top;
public:
void push();
void pop();
void display();
stack()
{top=-1;}
};
void stack::push()
{
int value;
if(top==max-1)
{
cout<<"Stack is full insertion not possible\n";
}
else
{
cout<<"\nEnter the value to be inserted\n";
cin>>value;
top=top+1;
item[top]=value;
}
}
void stack::pop()
{
int value;
if(top==-1)
{
cout<<"Stack empty\n ";
}
else
{
value=item[top];
cout<<"deleted item is"<
top=top-1;
}
}
void stack::display()
{
if(top==-1)
{
cout<<"Stack is empty\n" ;
}
else
{
cout<<"Elements in stack are\n";
for(int i=top;i>=0;i--)
{
cout<
}
getch();
}
}
void main()
{
int choice;
char ch;
stack s;
clrscr();
do
{
cout<<"MENU\n";
cout<<"1.Insertion\n" ;
cout<<"2.Deletion\n";
cout<<"3.Display\n";
cout<<"Enter your choice\n";
cin>>choice;
switch(choice)
{
case 1 :s.push();break;
case 2 :s.pop();break;
case 3 :s.display();break;
default:cout<<"Invalid choice\n";
}
cout<<"\nDo you want to continue(yes=y,no=n)";
cin>> ch;
}while(ch=='Y'||ch=='y');
getch();
}
