from itertools import accumulate

n, m =map(int,input().split())
s = [[0]*(m+1)]+[[0]+[a for a in accumulate(map(int,input().split()))] for _ in range(m)]

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

imos =[[0]*(m+1) for _ in range(m+1)]
for i in range(m):
    for j in range(m):
        for k in range(i+1,m+1):
            for l in range(j+1,m+1):
                if s[i][j]+s[k][l]-s[i][l]-s[k][j] == 0:
                    imos[i][j] += 1
                    imos[k][l] += 1
                    imos[i][l] -= 1
                    imos[k][j] -= 1

for i in range(m+1):
    for j in range(m):
        imos[i][j+1] += imos[i][j]
for j in range(m+1):
    for i in range(m):
        imos[i+1][j] += imos[i][j]

for _ in range(n):
    i,j =map(int,input().split())
    print(imos[i-1][j-1])