MAGICJAR

// codechef MAGICJAR: https://www.codechef.com/problems/MAGICJAR
#include <iostream>
using namespace std;
#define ll long long
int main() {
    // your code goes here
    ll t ;
    cin>>t;
    while(t--){
        ll n;
        cin>>n;
        ll a[n+1];
        ll sum=0;
        for (ll i=1; i<=n; i++){
            cin>>a[i];
            sum+=a[i]-1;
        }
        cout<<sum+1<<"\n";
    }
    return 0;
}