#include <stdio.h>
#define maxsize 50
int stack[maxsize],top=-1;
void create();
void display();
void pop();
void push();
int main()
{
int ch,top=-1;
while(1)
{
printf("\n1.Create\n");
printf("2.Display\n");
printf("3.Push\n");
printf("4.Pop\n");
printf("5.Exit\n");
printf("Enter your choice:");
scanf("%d",&ch);
if(ch==5)
{
return 0;
}
switch(ch)
{
case 1:
create();
break;
case 2:
display();
break;
case 3:
push();
break;
case 4:
pop();
break;
}
}
}
void create()
{
int che;
do
{
top++;
printf("Input element:");
scanf("%d",&stack[top]);
printf("Press 1 if more data other wise 0:");
scanf("%d",&che);
}while(che==1);
return;
}
void display()
{
int i;
if(top==-1)
{
printf("Stack is empty");
}
for(**top;i>=0;i--)
{
printf("%d\t",stack[i]);
}
return;
}
void push()
{
int m;
if(top==maxsize-1)
{
printf("Overflow");
return;
}
top++;
printf("Enter new element:");
scanf("%d",&m);
stack[top]=m;
return;
}
void pop()
{
if(top==-1)
{
printf("Underflow");
return;
}
printf("%d is deleted",stack[top]);
stack[top]='\0';
top--;
return;
}