#include <iostream>
#include <string>
#include "linked_list.h"

using namespace std;

int main() {
    linked_list list1;
    for (int n : {3, 18, 12, 7, 13, 20, 0, 7}) {
        cout << "list1 = " << list1.to_string() << ", adding " << n << endl;
        list1.add(n);
    }
    cout << "final list1 = " << list1.to_string() << endl;
    cout << "final list1 size = " << list1.size() << endl;
    cout << endl;
        
    for (int i = 0; i <= 20; i++) {
        cout << "contains(" << i << ") = " << list1.contains(i) << endl;
    }
    cout << endl;

    linked_list list2 = list1;
    list2.add(6);
    cout << "list1 = " << list1.to_string() << endl;
    cout << "list2 = " << list2.to_string() << endl;
    cout << endl;

    linked_list list3;
    list3.add(10);
    list3.add(20);
    cout << "list3 = " << list3.to_string() << endl;
    list3 = list1;
    list3.add(18);
    cout << "list1 = " << list1.to_string() << endl;
    cout << "list2 = " << list2.to_string() << endl;
    cout << "list3 = " << list3.to_string() << endl;
    cout << endl;

    list2.clear();
    list2.add(18);
    list2.add(7);
    cout << "list2 = " << list2.to_string() << endl;

    return 0;
}