cpp-programs/stack.cpp at master · adarshbalu/cpp-programs · GitHub

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#include<iostream.h>

#include<conio.h>

class stack{

int a[100],top;

public:void push();

void pop();

void display();

stack();

};

stack::stack()

{

top=0;

}

void stack ::push(){

int item;

if(top==99)

{

cout<<endl<<"Stack is full "<<endl;

}

else

{

cout<<endl<<"Enter the value to be pushed : ";

cin>>item;

cout<<endl<<"Position : "<<top<<endl<<"Pushed value : "<<item;

top++;

a[top]=item;

cout<<endl<<"Pushed ";

}

void stack :: pop(){

if(top==-1)

{

cout<<endl<<"The stack is empty "<<endl;

}

else

{

cout<<endl<<"Popped value : "<<a[top];

top--;

}

void stack::display(){

cout<<endl<<"\n Stack :\n";

for(int i=top;i>0;i--)

{

cout<<endl<<a[i];

}

void main()

{

int choice,t=1;

stack st;

clrscr();

{

cout<<"\n\nStack Operations \n";

cout<<"\n1.Push\n2.Pop\n3.Display\n4.Exit \nEnter option : ";

cin>>choice;

switch(choice)

{

case 1:st.push();

break;

case 2:st.pop();

break;

case 3:st.display();

break;

default:t=0;

}

}while(t);

getch();

}

cpp-programs/stack.cpp at master · adarshbalu/cpp-programs · GitHub

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