// Do not forget to take a look at that both stack-queue class implementation ! label is stackqueue
#include<iostream>
using namespace std;
class stack
{
int top;
int a[5];
public:
void set()
{
top=-1;
}
int full()
{
if(top==4)
return 1;
else
return 0;
}
int empty()
{
if(top==-1)
return 1;
else
return 0;
}
void push(int i)
{
a[++top]=i;
}
void peep()
{
cout<<"\nTop element is :"<<a[top];
}
void display()
{
int i;
for(i=top;i>=0;i--)
{
cout<<"\n";
cout<<a[i];
}
cout<<"\n";
}
void pop()
{
top--;
}
};
int main()
{
stack s;
int ch,i;
s.set();
do{
cout<<"\n1.push\n2.peep\n3.pop\n4.display\n5.enter 0 for exit:";
cin>>ch;
switch(ch)
{
case 1:if(s.full()){
cout<<"\nFull";
}else
{
cout<<"\nEnter element:";
cin>>i;
s.push(i);
}
break;
case 2:s.peep();
break;
case 3:if(s.empty())
{
cout<<"\nstack is empty";
}else
s.pop();
break;
case 4:s.display();
break;
default:cout<<"\nProper choice plz!";
}
}while(ch!=0);
return 0;
}
#include<iostream>
using namespace std;
class stack
{
int top;
int a[5];
public:
void set()
{
top=-1;
}
int full()
{
if(top==4)
return 1;
else
return 0;
}
int empty()
{
if(top==-1)
return 1;
else
return 0;
}
void push(int i)
{
a[++top]=i;
}
void peep()
{
cout<<"\nTop element is :"<<a[top];
}
void display()
{
int i;
for(i=top;i>=0;i--)
{
cout<<"\n";
cout<<a[i];
}
cout<<"\n";
}
void pop()
{
top--;
}
};
int main()
{
stack s;
int ch,i;
s.set();
do{
cout<<"\n1.push\n2.peep\n3.pop\n4.display\n5.enter 0 for exit:";
cin>>ch;
switch(ch)
{
case 1:if(s.full()){
cout<<"\nFull";
}else
{
cout<<"\nEnter element:";
cin>>i;
s.push(i);
}
break;
case 2:s.peep();
break;
case 3:if(s.empty())
{
cout<<"\nstack is empty";
}else
s.pop();
break;
case 4:s.display();
break;
default:cout<<"\nProper choice plz!";
}
}while(ch!=0);
return 0;
}
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