#include <iostream>
#include <list>
using namespace std;

int main(){
    list<int> l = {1, 3, 4, 2, 5};

    auto it = find(l.begin(), l.end(), 0);
    if (it != l.end())
        cout << *it;
    else
        cout << "Element Not Found!";
    return 0;
}