#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <queue>
#include <set>
#include <map>
using namespace std;

#define FOR(i,s,e) for(int i = (s);i <= (e);i++)

typedef long long ll;



int N;
ll T[100001];

int M;
int L[100001];
int R[100001];
ll D[100001];

int main()
{
    cin >> N;
    FOR(i,1,N - 1) cin >> T[i];

    cin >> M;

    FOR(i,0,M - 1) cin >> L[i] >> R[i] >> D[i];

    FOR(i,0,M - 1)
    {
        int l = L[i];
        int r = R[i];
        ll d = D[i];
        ll now = 0;
        FOR(j,1,N - 1)
        {
            if(l <= j && j <= r)
            {
                T[j] += d;
            }

            now = max(now,T[j]);
            now += 3;
        }
        cout << now << endl;
    }
    return 0;
}