N,Q = map(int,input().split())
A = list(map(int,input().split()))

s = [[0] * 26 for i in range(N+1)]

for i in range(N):
    for j in range(26):
        if 2**j & A[i]:
            s[i+1][j] = 1

for i in range(N):
    for j in range(26):
        s[i+1][j] += s[i][j]

ANS = []

for _ in range(Q):

    L,R = map(int,input().split())
    L -= 1

    ans = 0
    for j in range(26):
        one = s[R][j] - s[L][j]
        zero = (R-L) - one
        ans += (2**j) * zero * one

    ANS.append(ans)

print (*ANS,sep="\n")