lr-4

#include <iostream>
#include <vector>
using namespace std;
class lr{
    vector <int> a;
    static int count;
public:
    void get(int n){
            for(int i=0;i<n;i++){
            int temp;
            cin >> temp;
            a.push_back(temp);
        }
    }
    void sum(){
        for(int i=0;i<a.size();i++){
            count+=a[i];
        }
    }
    static int getCount(){
        return count;
    }
    ~lr(){
        count--;
        auto size = a.size();
        a.resize(0);
        a.resize(size);
    }

};
int main(int argc, const char * argv[]) {
    vector <int> a;
    int n;
    cin >> n;
    lr oo;
    oo.get(n);
    oo.sum();
    oo.getCount();
    oo.~lr();
    return 0;
}