Stack.cpp

//⣿⣿⣿⣿⣯⣿⣿⠄⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠈⣿⣿⣿⣿⣿⣿⣆⠄
//⢻⣿⣿⣿⣾⣿⢿⣢⣞⣿⣿⣿⣿⣷⣶⣿⣯⣟⣿⢿⡇⢃⢻⣿⣿⣿⣿⣿⢿⡄
//⠄⢿⣿⣯⣏⣿⣿⣿⡟⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣧⣾⢿⣮⣿⣿⣿⣿⣾⣷
//⠄⣈⣽⢾⣿⣿⣿⣟⣄⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣝⣯⢿⣿⣿⣿⣿
//⣿⠟⣫⢸⣿⢿⣿⣾⣿⢿⣿⣿⢻⣿⣿⣿⢿⣿⣿⣿⢸⣿⣼⣿⣿⣿⣿⣿⣿⣿
//⡟⢸⣟⢸⣿⠸⣷⣝⢻⠘⣿⣿⢸⢿⣿⣿⠄⣿⣿⣿⡆⢿⣿⣼⣿⣿⣿⣿⢹⣿
//⡇⣿⡿⣿⣿⢟⠛⠛⠿⡢⢻⣿⣾⣞⣿⡏⠖⢸⣿⢣⣷⡸⣇⣿⣿⣿⢼⡿⣿⣿
//⣡⢿⡷⣿⣿⣾⣿⣷⣶⣮⣄⣿⣏⣸⣻⣃⠭⠄⠛⠙⠛⠳⠋⣿⣿⣇⠙⣿⢸⣿
//⠫⣿⣧⣿⣿⣿⣿⣿⣿⣿⣿⣿⠻⣿⣾⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣹⢷⣿⡼⠋
//⠄⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⣿⣿⣿⠄⠄
//⠄⠄⢻⢹⣿⠸⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣼⣿⣿⣿⣿⡟⠄⠄
//⠄⠄⠈⢸⣿⠄⠙⢿⣿⣿⣹⣿⣿⣿⣿⣟⡃⣽⣿⣿⡟⠁⣿⣿⢻⣿⣿⢿⠄⠄
//⠄⠄⠄⠘⣿⡄⠄⠄⠙⢿⣿⣿⣾⣿⣷⣿⣿⣿⠟⠁⠄⠄⣿⣿⣾⣿⡟⣿⠄⠄
//⠄⠄⠄⠄⢻⡇⠸⣆⠄⠄⠈⠻⣿⡿⠿⠛⠉⠄⠄⠄⠄⢸⣿⣇⣿⣿⢿⣿⠄⠄⠀

// IAM Batman
//           Vengeance
//                    Maybe im the problem
#include <bits/stdc++.h>
#define ll long long
#define Time cerr << "Time Taken: " << (float)clock() / CLOCKS_PER_SEC << " Secs" << "\n";
#define ln cout<<endl;
using namespace std;
const int size=5;
int Stack[size];
int top=-1;
void push(int value) {
    if (top == size - 1) {
        cout << " stack overflow "<<endl;
    } else {
        top++;
        Stack[top] = value;
    }
}
int pop() {
    if (top==-1)
        cout<<" stack underflow "<<endl;
    else {
        return Stack[top--];
    }
}
int search(int value){
    if (top==-1)
        cout<<" stack underflow "<<endl;
    else{
        for(int i=top; i>=-1; i--) {
            if(value==Stack[i]) {
                cout << i<<endl;
                return 0;
            }
            if(i==-1)
                cout<<"value does not exist";
        }
    }
}
int peek(){
    if(top==-1)
        cout<<" stack underflow "<<endl;
    else
        return Stack[top];
}
void display() {
    if (top==-1)
        cout<<" stack underflow "<<endl;
    else {
        for(int i=top; i>-1; i--)
            cout<<Stack[i]<<endl;
    }
}

int main() {
    push(34);
    push(12);
    push(11);
    push(10);
    push(5);
    display();
    search(11);
    return 0;
}