def solve(N, A, Q, queries):
    # max of 24 hours
    # queries (A[i] [1indexed] += V1)
    ans = [0] * (N-24 + 1)
    S = sum(A[i] for i in xrange(24))
    for i in xrange(24, N):
        ans[i-24] = S
        S += A[i] - A[i-24]
    ans[N-24] = S
    best = max(ans)
    fans = []
    
    for i, v in queries:
        i -= 1
        left = max(0, i - 24)
        right = min(len(ans) - 1, i + 23)
        for j in xrange(left, right):
            ans[j] += v
            best = max(best, ans[j])

        fans.append(best)
    return fans
        

N = int(raw_input())
A = map(int, raw_input().split())
Q = int(raw_input())
queries = [map(int, raw_input().split()) for _ in xrange(Q)]

ans = solve(N, A, Q, queries)
for x in ans:
    print x