A = list(map(int, input().split()))
B = [A[0]]
S = []
for i in range(1, len(A)):
    B.append(A[i] + B[i - 1])
q = int(input())
for i in range(q):
    n1, n2 = list(map(int, input().split()))
    S.append([n1, n2])
for i in S:
    if i[0] == 0:
        print(B[i[1]])
    else:
        print(B[i[1]] - B[i[0] - 1])