MAX = 26
N, Q = map(int, input().split())
A = list(map(int, input().split()))
acc = [[] for i in range(MAX)]
for i in range(MAX):
    acc[i].append(0)
    for a in A:
        acc[i].append(acc[i][-1] + ((a >> i) & 1))
for _ in range(Q):
    L, R = map(int, input().split())
    ans = 0
    for i in range(MAX):
        x = acc[i][R] - acc[i][L - 1]
        y = R - (L - 1) - x
        ans += (1 << i) * x * y
    print(ans)