Vectors

// Detailed video explanation: https://youtu.be/0DNDvuHZDiQ

#include <iostream>
#include <vector>
#include <list>

using namespace std;

int main(){
    vector<int> v = {1,2,3};
    cout << "size = " << v.size() << ", capacity = " << v.capacity() << endl;
    cout << v.max_size() << endl;
    v.push_back(5);
    cout << "size = " << v.size() << ", capacity = " << v.capacity() << endl;
    int cap = v.capacity();
    for(int i = 0; i < 100; ++i){
        v.push_back(i);
        if(cap != v.capacity()){
            cap = v.capacity();
            cout << "capacity = " << cap << endl;
        }
    }
    
    //cout << v[104] << endl;
    //cout << v.at(104) << endl;
    
    cout << "front = " << v.front() << ", back = " << v.back() << endl;
    
    v.insert(v.begin() + 2, -100);
    cout << v[2] << endl;
    cout << "size = " << v.size() << endl;
    v.pop_back();
    cout << "size = " << v.size() << endl;
    
    list<int> ll = {-100,-200,-300};
    v.insert(v.begin(), ll.begin(), ll.end());
    cout << v[0] << ", " << v[1] << ", " << v[2] << endl;
    
    v.pop_back();
    //v.erase(v.begin()+1);
    v.erase(v.begin()+1, v.begin()+3);
    cout << v[0] << ", " << v[1] << ", " << v[2] << endl;
    
    
    return 0;
}

/*
size(), capacity(), max_size()
=, [], at()
front(), back()
shrink_to_fit()
empty()
begin(), end(), rbegin(), rend()
insert(), erase()
push_back(), pop_back()
*/