N,Q=map(int,input().split())
A=list(map(int,input().split()))
sm=[[0 for _ in range(26)] for _ in range(N+1)]
for i,a in enumerate(A,1):
    for j in range(26):
        sm[i][j]+=sm[i-1][j]+a%2
        a//=2
for _ in range(Q):
    L,R=map(int,input().split())
    ans=0
    for j in range(26):
        cnt=sm[R][j]-sm[L-1][j]
        ans+=(R-L+1-cnt)*cnt*(2**j)
    print(ans)