// editor2
#include<stdio.h>
#define MAX 5
int stack [MAX];
int top =-1;
void push(int valu){
    if(top==MAX-1){
        printf("stack overflow\n");
    }
    else{
        top++;
        stack [top] = value;
        printf("%d pushed\n",value);
    }
}
void pop(){
    if(top == -1){
        printf("Stack inder flow\n");
    }
    else{
        printf("%dpopped\n",stack[top]);
    }
}
void peek(){
    if (top == -1){
        printf("Stack is Empty\n");
    }
    else{
        printf("Top element: %d\n",stack[top]);
    }
}
int main(){
    push(10);
    push(20);
    display(10);
    peek();
    pop();
    return 0;
}