Quiz: Vectors

#include<bits/stdc++.h>
using namespace std;

int main()
{
    vector<int> v;
    
    for(int i = 1; i <= 17; ++i)
      v.push_back(i);
    for(int i = 1; i <= 12; ++i)
      v.pop_back();
    for(int i = 1; i <= 3; ++i)
      v.push_back(i);

    cout << v.size() << ' ' << v.capacity() << '\n';
    return 0;
}

#include<bits/stdc++.h>
using namespace std;

int main()
{
    vector<int> v;

    for(int i = 1; i <= 10; ++i)
      v.push_back(i);
    
    while(v.size() > 5) {
      v[v.back()%5] += v.back();
      v.pop_back();
    }

    for(int x : v)
      cout << x << ' ';
    return 0;
}