Question 4 Eren Armin C++ Solution

#include<bits/stdc++.h>
#define ll long long
using namespace std;
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int t,n;
    cin>>t;
    while(t--){
    cin>>n;
    vector<int> book(n);
    ll sum=0;
    for(int i=0;i<n;i++){
        cin>>book[i];
        sum+=book[i];
    }
    sort(book.begin(),book.end());
    cout<<max(sum,(ll)book[n-1]*2)<<"\n";
    }
    return 0;
}