N, Q = map(int, input().split())
A = list(map(int, input().split()))
query = [list(map(int, input().split())) for _ in range(Q)]

C = [[0]*(N+1) for _ in range(26)]
for i in range(N):
    for j in range(26):
        if 1<<j & A[i]:
            C[j][i+1] = 1
        C[j][i+1] += C[j][i]

for L, R in query:
    L, R = L-1, R-1
    cnt = R-L+1
    ans = 0
    for i in range(26):
        cnt1 = C[i][R+1]-C[i][L]
        cnt0 = cnt-cnt1
        ans += (1<<i)*(cnt0*cnt1)
    print(ans)